Optronic Laboratories, Inc.Optronic Laboratories, Inc.
OL 750 Measurement OL 750 Measurement SystemsSystems
OL 750 Measurement OL 750 Measurement SystemsSystems
Optronic Laboratories, Inc.Optronic Laboratories, Inc.Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Outline of PresentationOutline of PresentationOutline of PresentationOutline of Presentation
About Optronic Laboratories, IncAbout Optronic Laboratories, IncThe OL 750 Series SpectroradiometerThe OL 750 Series SpectroradiometerSource measurementsSource measurementsTransmission measurementsTransmission measurementsReflectance measurementsReflectance measurementsDetector measurementsDetector measurements
About Optronic Laboratories, IncAbout Optronic Laboratories, IncThe OL 750 Series SpectroradiometerThe OL 750 Series SpectroradiometerSource measurementsSource measurementsTransmission measurementsTransmission measurementsReflectance measurementsReflectance measurementsDetector measurementsDetector measurements
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
About Optronic About Optronic Laboratories, Inc.Laboratories, Inc.About Optronic About Optronic
Laboratories, Inc.Laboratories, Inc.Optronic Laboratories, Inc. was established in 1970 Optronic Laboratories, Inc. was established in 1970
by two eminent researchers at NIST (then NBS). by two eminent researchers at NIST (then NBS). Facilities were modeled after NIST, and Optronic Facilities were modeled after NIST, and Optronic
Laboratories, Inc. achieved a worldwide reputation Laboratories, Inc. achieved a worldwide reputation for excellence in light measurement and calibration.for excellence in light measurement and calibration.
Continuing to work closely with NIST, the Continuing to work closely with NIST, the development of new instruments and techniques at development of new instruments and techniques at Optronic Laboratories, Inc. constantly improves the Optronic Laboratories, Inc. constantly improves the
accuracy and precision of light measurement.accuracy and precision of light measurement.
Optronic Laboratories, Inc. was established in 1970 Optronic Laboratories, Inc. was established in 1970 by two eminent researchers at NIST (then NBS). by two eminent researchers at NIST (then NBS). Facilities were modeled after NIST, and Optronic Facilities were modeled after NIST, and Optronic
Laboratories, Inc. achieved a worldwide reputation Laboratories, Inc. achieved a worldwide reputation for excellence in light measurement and calibration.for excellence in light measurement and calibration.
Continuing to work closely with NIST, the Continuing to work closely with NIST, the development of new instruments and techniques at development of new instruments and techniques at Optronic Laboratories, Inc. constantly improves the Optronic Laboratories, Inc. constantly improves the
accuracy and precision of light measurement.accuracy and precision of light measurement.
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
About Optronic About Optronic Laboratories, Inc.Laboratories, Inc.About Optronic About Optronic
Laboratories, Inc.Laboratories, Inc.
In 1998, Optronic Laboratories, Inc. moved In 1998, Optronic Laboratories, Inc. moved into its new 25,000 square foot purpose-built into its new 25,000 square foot purpose-built
facility, consolidating and expanding facility, consolidating and expanding production, R & D and calibration facilitiesproduction, R & D and calibration facilities
In 1998, Optronic Laboratories, Inc. moved In 1998, Optronic Laboratories, Inc. moved into its new 25,000 square foot purpose-built into its new 25,000 square foot purpose-built
facility, consolidating and expanding facility, consolidating and expanding production, R & D and calibration facilitiesproduction, R & D and calibration facilities
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Spectroradiometers:Spectroradiometers: laboratory & field portablelaboratory & field portable
Spectroradiometers:Spectroradiometers: laboratory & field portablelaboratory & field portable
Broad-band radiometers & Broad-band radiometers & photometers:photometers: DC, AC, pulsed or modulated sourcesDC, AC, pulsed or modulated sources
Broad-band radiometers & Broad-band radiometers & photometers:photometers: DC, AC, pulsed or modulated sourcesDC, AC, pulsed or modulated sources
Sphere systems:Sphere systems: from 1” to 76” diameter as standardfrom 1” to 76” diameter as standard
Sphere systems:Sphere systems: from 1” to 76” diameter as standardfrom 1” to 76” diameter as standard
NIST-traceable calibration sources, NIST-traceable calibration sources, materials & detectors:materials & detectors: from 200 nm to 30,000 nmfrom 200 nm to 30,000 nm
NIST-traceable calibration sources, NIST-traceable calibration sources, materials & detectors:materials & detectors: from 200 nm to 30,000 nmfrom 200 nm to 30,000 nm
Measurement services:Measurement services: sources, materials & detectorssources, materials & detectors
Measurement services:Measurement services: sources, materials & detectorssources, materials & detectors
Customization/new product Customization/new product developmentdevelopment
Customization/new product Customization/new product developmentdevelopment
Training, consultation & advice Training, consultation & advice Training, consultation & advice Training, consultation & advice
About Optronic About Optronic Laboratories, Inc.Laboratories, Inc.About Optronic About Optronic
Laboratories, Inc.Laboratories, Inc.Optronic Laboratories’ instruments & Optronic Laboratories’ instruments & services include:services include:
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The heart of any spectroradiometric The heart of any spectroradiometric system is the monochromator, but…system is the monochromator, but…
It must give the right bandpasses –It must give the right bandpasses – Too large and spectra are distortedToo large and spectra are distorted Too small and signals are lowToo small and signals are low
It must give high spectral purity (low It must give high spectral purity (low stray light) so only the wavelength of stray light) so only the wavelength of interest is detectedinterest is detected
The heart of any spectroradiometric The heart of any spectroradiometric system is the monochromator, but…system is the monochromator, but…
It must give the right bandpasses –It must give the right bandpasses – Too large and spectra are distortedToo large and spectra are distorted Too small and signals are lowToo small and signals are low
It must give high spectral purity (low It must give high spectral purity (low stray light) so only the wavelength of stray light) so only the wavelength of interest is detectedinterest is detected
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
Available in single Available in single and double and double (shown) versions(shown) versions
F/4 optics for high F/4 optics for high throughputthroughput
Very low stray lightVery low stray light Numerous special Numerous special
features for most features for most accurate resultsaccurate results
Available in single Available in single and double and double (shown) versions(shown) versions
F/4 optics for high F/4 optics for high throughputthroughput
Very low stray lightVery low stray light Numerous special Numerous special
features for most features for most accurate resultsaccurate results
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
Large range of Large range of gratings availablegratings available
Optimised for high Optimised for high efficiencyefficiency
Optimised for wide Optimised for wide wavelength rangewavelength range
Optimised for high Optimised for high resolutionresolution
Large range of Large range of gratings availablegratings available
Optimised for high Optimised for high efficiencyefficiency
Optimised for wide Optimised for wide wavelength rangewavelength range
Optimised for high Optimised for high resolutionresolutionTri-grating mounts change
gratings automaticallyTri-grating mounts change
gratings automatically
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
Range of Plug-in input Range of Plug-in input accessoriesaccessories
Choppers (shown) for Choppers (shown) for IR detectorsIR detectors
Automatic control of Automatic control of chopper speed and chopper speed and “open” position stop“open” position stop
Filter-wheel for input Filter-wheel for input attenuation or filteringattenuation or filtering
Range of Plug-in input Range of Plug-in input accessoriesaccessories
Choppers (shown) for Choppers (shown) for IR detectorsIR detectors
Automatic control of Automatic control of chopper speed and chopper speed and “open” position stop“open” position stop
Filter-wheel for input Filter-wheel for input attenuation or filteringattenuation or filteringVersatile plug-in chopper or
filter wheel input accessoriesVersatile plug-in chopper or filter wheel input accessories
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
Fully automated 11 Fully automated 11 position blocking-position blocking-filter wheelfilter wheel
Includes SHUT Includes SHUT position for dark position for dark current readingscurrent readings
Optimised filters Optimised filters for widest for widest wavelength rangewavelength range
Fully automated 11 Fully automated 11 position blocking-position blocking-filter wheelfilter wheel
Includes SHUT Includes SHUT position for dark position for dark current readingscurrent readings
Optimised filters Optimised filters for widest for widest wavelength rangewavelength rangeBlocking-filter wheel
changes filters automatically Blocking-filter wheel
changes filters automatically
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Blocking filters:how they work
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
Gratings diffract light Gratings diffract light at different angles at different angles depending on depending on wavelengthwavelength
400nm will also 400nm will also diffract at the same diffract at the same angle as 800nm angle as 800nm (since (since 2 x 400 = 800)2 x 400 = 800)
A blocking filter A blocking filter removes the 400nm so removes the 400nm so just 800nm is leftjust 800nm is left
Gratings diffract light Gratings diffract light at different angles at different angles depending on depending on wavelengthwavelength
400nm will also 400nm will also diffract at the same diffract at the same angle as 800nm angle as 800nm (since (since 2 x 400 = 800)2 x 400 = 800)
A blocking filter A blocking filter removes the 400nm so removes the 400nm so just 800nm is leftjust 800nm is left
400nm +
800nm
400nm +
800nm400nm400nm400nm400nm
800nm800nm
Blocking filter
Blocking filter
grating
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
Light passes into the Light passes into the monochromator monochromator through the entrance through the entrance slit, then onto the slit, then onto the first collimating first collimating mirror.mirror.
Light passes into the Light passes into the monochromator monochromator through the entrance through the entrance slit, then onto the slit, then onto the first collimating first collimating mirror.mirror.
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
Collimated (parallel) Collimated (parallel) light is directed onto light is directed onto the grating.the grating.
Collimated (parallel) Collimated (parallel) light is directed onto light is directed onto the grating.the grating.
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The grating diffracts The grating diffracts the light, sending the light, sending each wavelength off each wavelength off at a different angle.at a different angle.
The desired The desired wavelength is wavelength is collected by the first collected by the first focussing mirror….focussing mirror….
The grating diffracts The grating diffracts the light, sending the light, sending each wavelength off each wavelength off at a different angle.at a different angle.
The desired The desired wavelength is wavelength is collected by the first collected by the first focussing mirror….focussing mirror….
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
……which focuses it at which focuses it at the middle slit.the middle slit.
A second collimating A second collimating mirror collects this mirror collects this beam…beam…
……which focuses it at which focuses it at the middle slit.the middle slit.
A second collimating A second collimating mirror collects this mirror collects this beam…beam…
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
……and collimates it and collimates it onto a second onto a second grating.grating.
Since the second Since the second grating is linked to grating is linked to the first, they are at the first, they are at the same angle and the same angle and hence the same hence the same wavelength.wavelength.
……and collimates it and collimates it onto a second onto a second grating.grating.
Since the second Since the second grating is linked to grating is linked to the first, they are at the first, they are at the same angle and the same angle and hence the same hence the same wavelength.wavelength.
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
This second grating This second grating acts like the first, but acts like the first, but the spectral purity is the spectral purity is increased by many increased by many decades.decades.
This second grating This second grating acts like the first, but acts like the first, but the spectral purity is the spectral purity is increased by many increased by many decades.decades.
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The OL Series 750 The OL Series 750 MonochromatorsMonochromators
The pure The pure monochromatic light, monochromatic light, at the wavelength at the wavelength desired, is then desired, is then focussed onto the focussed onto the exit slit and emerges exit slit and emerges from the from the monochromatormonochromator
The pure The pure monochromatic light, monochromatic light, at the wavelength at the wavelength desired, is then desired, is then focussed onto the focussed onto the exit slit and emerges exit slit and emerges from the from the monochromatormonochromator
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Source MeasurementSource MeasurementSource MeasurementSource Measurement
The most common measurements of The most common measurements of sources include:sources include:
Radiance - Light emitted in a Radiance - Light emitted in a particular directionparticular direction
Irradiance – Light falling onto a Irradiance – Light falling onto a surfacesurface
Total flux – Total light emitted in all Total flux – Total light emitted in all directionsdirections
The most common measurements of The most common measurements of sources include:sources include:
Radiance - Light emitted in a Radiance - Light emitted in a particular directionparticular direction
Irradiance – Light falling onto a Irradiance – Light falling onto a surfacesurface
Total flux – Total light emitted in all Total flux – Total light emitted in all directionsdirections
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Radiance MeasurementRadiance MeasurementRadiance MeasurementRadiance Measurement
Radiance is normally Radiance is normally measured with a measured with a telescopetelescope
The solid collection The solid collection angle corresponds to angle corresponds to the size of the lensthe size of the lens
The measurement The measurement area corresponds to area corresponds to the field-of-view of the the field-of-view of the telescopetelescope
Radiance is normally Radiance is normally measured with a measured with a telescopetelescope
The solid collection The solid collection angle corresponds to angle corresponds to the size of the lensthe size of the lens
The measurement The measurement area corresponds to area corresponds to the field-of-view of the the field-of-view of the telescopetelescope
Solid Collection
angle
Solid Collection
angle
Measurement area
Measurement area
SourceSource
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Radiance MeasurementRadiance MeasurementRadiance MeasurementRadiance Measurement
The term “radiance” The term “radiance” in this section also in this section also refers to related units refers to related units such as luminance such as luminance and radiant intensityand radiant intensity
Radiant intensity Radiant intensity applies to small or applies to small or distant objects that distant objects that are smaller than the are smaller than the telescope field-of-viewtelescope field-of-view
The term “radiance” The term “radiance” in this section also in this section also refers to related units refers to related units such as luminance such as luminance and radiant intensityand radiant intensity
Radiant intensity Radiant intensity applies to small or applies to small or distant objects that distant objects that are smaller than the are smaller than the telescope field-of-viewtelescope field-of-view
SourceSource
Measurement area
Measurement area
Solid Collection
angle
Solid Collection
angle
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Radiance MeasurementRadiance MeasurementRadiance MeasurementRadiance Measurement
Optronic Laboratories, Inc. Optronic Laboratories, Inc. manufactures a large range of manufactures a large range of telescope, microscope and imaging telescope, microscope and imaging optic modules for radiance optic modules for radiance measurementsmeasurements
To illustrate a typical system for To illustrate a typical system for radiance measurement, we will use radiance measurement, we will use the OL Series 730-9 Telescopesthe OL Series 730-9 Telescopes
Optronic Laboratories, Inc. Optronic Laboratories, Inc. manufactures a large range of manufactures a large range of telescope, microscope and imaging telescope, microscope and imaging optic modules for radiance optic modules for radiance measurementsmeasurements
To illustrate a typical system for To illustrate a typical system for radiance measurement, we will use radiance measurement, we will use the OL Series 730-9 Telescopesthe OL Series 730-9 Telescopes
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 730-9 The OL Series 730-9 TelescopesTelescopes
The OL Series 730-9 The OL Series 730-9 TelescopesTelescopes
For luminance and radiance of sources For luminance and radiance of sources from 200 nm to 14,000 nmfrom 200 nm to 14,000 nm
For luminance and radiance of sources For luminance and radiance of sources from 200 nm to 14,000 nmfrom 200 nm to 14,000 nm
Wide range of lenses
Wide range of lenses
Reflex viewingReflex viewing
Adjustable focusAdjustable focus
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 730-9 The OL Series 730-9 TelescopesTelescopes
The OL Series 730-9 The OL Series 730-9 TelescopesTelescopes
For luminance and radiance of sources For luminance and radiance of sources from 200 nm to 14,000 nmfrom 200 nm to 14,000 nm
For luminance and radiance of sources For luminance and radiance of sources from 200 nm to 14,000 nmfrom 200 nm to 14,000 nm
Light coming from the source…
Light coming from the source…
Here is how it worksHere is how it works
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 730-9 The OL Series 730-9 TelescopesTelescopes
The OL Series 730-9 The OL Series 730-9 TelescopesTelescopes
For luminance and radiance of sources For luminance and radiance of sources from 200 nm to 14,000 nmfrom 200 nm to 14,000 nm
For luminance and radiance of sources For luminance and radiance of sources from 200 nm to 14,000 nmfrom 200 nm to 14,000 nm
The reflex mirror lets the user see what is being measured
The reflex mirror lets the user see what is being measured
…is picked up at some distance and focussed by the OL 730-9
…is picked up at some distance and focussed by the OL 730-9
The sectional drawing shows what happens inside the solid housing
The sectional drawing shows what happens inside the solid housing
If the mirror is flipped out of the way
If the mirror is flipped out of the way
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 730-9 The OL Series 730-9 TelescopesTelescopes
The OL Series 730-9 The OL Series 730-9 TelescopesTelescopes
For luminance and radiance of sources For luminance and radiance of sources from 200 nm to 14,000 nmfrom 200 nm to 14,000 nm
For luminance and radiance of sources For luminance and radiance of sources from 200 nm to 14,000 nmfrom 200 nm to 14,000 nm
The image is sent via the field-of-view aperture to the spectroradiometer
The image is sent via the field-of-view aperture to the spectroradiometer
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Radiance MeasurementRadiance MeasurementRadiance MeasurementRadiance Measurement
Putting together an OL 750 radiance systemPutting together an OL 750 radiance systemPutting together an OL 750 radiance systemPutting together an OL 750 radiance system
Then we add the OL 730-9Then we add the OL 730-9
And a detectorAnd a
detector
Positive location & easy assemblyPositive location & easy assembly
We start with an OL 750
monochromator
We start with an OL 750
monochromator
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Radiance MeasurementRadiance MeasurementRadiance MeasurementRadiance Measurement
We have a We have a complete radiance complete radiance measurement measurement systemsystem
We have a We have a complete radiance complete radiance measurement measurement systemsystem
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Irradiance and Total Irradiance and Total Flux MeasurementFlux Measurement
Irradiance and Total Irradiance and Total Flux MeasurementFlux Measurement
To measure irradiance (or To measure irradiance (or illuminance), a cosine response illuminance), a cosine response integrating sphere such as the OL IS-integrating sphere such as the OL IS-670 is substituted for the OL 730-9670 is substituted for the OL 730-9
To measure total flux, a large sphere To measure total flux, a large sphere (typically 18 to 76 inches) is (typically 18 to 76 inches) is substituted for the OL 730-9substituted for the OL 730-9
To measure irradiance (or To measure irradiance (or illuminance), a cosine response illuminance), a cosine response integrating sphere such as the OL IS-integrating sphere such as the OL IS-670 is substituted for the OL 730-9670 is substituted for the OL 730-9
To measure total flux, a large sphere To measure total flux, a large sphere (typically 18 to 76 inches) is (typically 18 to 76 inches) is substituted for the OL 730-9substituted for the OL 730-9
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Irradiance Irradiance MeasurementMeasurement
Irradiance Irradiance MeasurementMeasurement
A complete A complete irradiance irradiance measurement measurement systemsystem
A complete A complete irradiance irradiance measurement measurement systemsystem
OL IS-670 near-perfect cosine
response integrating
sphere
OL IS-670 near-perfect cosine
response integrating
sphere
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Other measurementsOther measurementsOther measurementsOther measurements
For transmission, reflection and For transmission, reflection and detector response measurements, a detector response measurements, a light source at the entrance of the OL light source at the entrance of the OL 750 creates monochromatic light at 750 creates monochromatic light at the exitthe exit
The OL Series 740-20 is an ideal light The OL Series 740-20 is an ideal light source for most applicationssource for most applications
For transmission, reflection and For transmission, reflection and detector response measurements, a detector response measurements, a light source at the entrance of the OL light source at the entrance of the OL 750 creates monochromatic light at 750 creates monochromatic light at the exitthe exit
The OL Series 740-20 is an ideal light The OL Series 740-20 is an ideal light source for most applicationssource for most applications
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 740-20 The OL Series 740-20 Light SourcesLight Sources
The OL Series 740-20 The OL Series 740-20 Light SourcesLight Sources
Single and double Single and double lamp versionslamp versions
UV lampUV lamp 200nm to 400nm200nm to 400nm
Tungsten lampTungsten lamp 250nm to 2500nm250nm to 2500nm
GlowbarGlowbar 1000nm to 1000nm to
30000nm30000nm
Single and double Single and double lamp versionslamp versions
UV lampUV lamp 200nm to 400nm200nm to 400nm
Tungsten lampTungsten lamp 250nm to 2500nm250nm to 2500nm
GlowbarGlowbar 1000nm to 1000nm to
30000nm30000nm
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 740-20 The OL Series 740-20 Light SourcesLight Sources
The OL Series 740-20 The OL Series 740-20 Light SourcesLight Sources
Optics match the Optics match the OL Series 750 OL Series 750 MonochromatorsMonochromators
Easy switching Easy switching from one source …from one source …
Optics match the Optics match the OL Series 750 OL Series 750 MonochromatorsMonochromators
Easy switching Easy switching from one source …from one source …
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 740-20 The OL Series 740-20 Light SourcesLight Sources
The OL Series 740-20 The OL Series 740-20 Light SourcesLight Sources
……to the otherto the other……to the otherto the other
Optics match the OL series 750 monochromators
Easy switching from one source …
Optics match the OL series 750 monochromators
Easy switching from one source …
Fully automated switching available
Fully automated switching available
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750 + OL 740-The OL 750 + OL 740-2020
The OL 750 + OL 740-The OL 750 + OL 740-2020
200 to 30,000 nm 200 to 30,000 nm coveragecoverage
monochromatic light monochromatic light prevents sample prevents sample heatingheating
Suits a very wide Suits a very wide range of standard OL range of standard OL accessoriesaccessories
Suits many existing Suits many existing and future and future applicationsapplications
200 to 30,000 nm 200 to 30,000 nm coveragecoverage
monochromatic light monochromatic light prevents sample prevents sample heatingheating
Suits a very wide Suits a very wide range of standard OL range of standard OL accessoriesaccessories
Suits many existing Suits many existing and future and future applicationsapplications
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Transmittance Transmittance MeasurementMeasurementTransmittance Transmittance MeasurementMeasurement
Transmittance can be regular (like a Transmittance can be regular (like a window) or diffuse (like paper)window) or diffuse (like paper)
Optronic Laboratories, Inc. manufacture a Optronic Laboratories, Inc. manufacture a wide range of accessories for regular and wide range of accessories for regular and diffuse transmittancediffuse transmittance
To illustrate a regular transmittance To illustrate a regular transmittance measurement system, we will use the OL measurement system, we will use the OL Series 740-73 Transmittance AttachmentSeries 740-73 Transmittance Attachment
Transmittance can be regular (like a Transmittance can be regular (like a window) or diffuse (like paper)window) or diffuse (like paper)
Optronic Laboratories, Inc. manufacture a Optronic Laboratories, Inc. manufacture a wide range of accessories for regular and wide range of accessories for regular and diffuse transmittancediffuse transmittance
To illustrate a regular transmittance To illustrate a regular transmittance measurement system, we will use the OL measurement system, we will use the OL Series 740-73 Transmittance AttachmentSeries 740-73 Transmittance Attachment
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 740-73The OL Series 740-73The OL Series 740-73The OL Series 740-73
The OL 740-73 collimates light through the sample The OL 740-73 collimates light through the sample compartment and refocuses onto the detectorcompartment and refocuses onto the detector
The OL 740-73 collimates light through the sample The OL 740-73 collimates light through the sample compartment and refocuses onto the detectorcompartment and refocuses onto the detector
Collimated light
Collimated light
DetectorDetector
SampleSample
After a 100% scan (with setup as shown), the sample is placed in the beam
After a 100% scan (with setup as shown), the sample is placed in the beam
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 740-73The OL Series 740-73The OL Series 740-73The OL Series 740-73
The ratio of a scan with the sample in place to the The ratio of a scan with the sample in place to the 100% scan is the transmittance of the sample100% scan is the transmittance of the sample
The ratio of a scan with the sample in place to the The ratio of a scan with the sample in place to the 100% scan is the transmittance of the sample100% scan is the transmittance of the sample
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 740-73 + OL The OL 740-73 + OL 750 + OL 740-20750 + OL 740-20
The OL 740-73 + OL The OL 740-73 + OL 750 + OL 740-20750 + OL 740-20
When the system is assembled, the transmission of When the system is assembled, the transmission of a sample can be measured up to 14,000 nma sample can be measured up to 14,000 nm
When the system is assembled, the transmission of When the system is assembled, the transmission of a sample can be measured up to 14,000 nma sample can be measured up to 14,000 nm
Other transmittance accessories are available
to cover the range200 nm to 30,000nm
Other transmittance accessories are available
to cover the range200 nm to 30,000nm
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Reflectance Reflectance MeasurementMeasurementReflectance Reflectance
MeasurementMeasurement Reflectance can be specular (like a mirror) Reflectance can be specular (like a mirror)
or diffuse (like paper)or diffuse (like paper) Optronic Laboratories, Inc. manufacture a Optronic Laboratories, Inc. manufacture a
wide range of accessories for regular and wide range of accessories for regular and diffuse transmittancediffuse transmittance
To illustrate a specular reflectance To illustrate a specular reflectance measurement system, we will use the OL measurement system, we will use the OL 750-75MA Goniometer Attachment750-75MA Goniometer Attachment
Reflectance can be specular (like a mirror) Reflectance can be specular (like a mirror) or diffuse (like paper)or diffuse (like paper)
Optronic Laboratories, Inc. manufacture a Optronic Laboratories, Inc. manufacture a wide range of accessories for regular and wide range of accessories for regular and diffuse transmittancediffuse transmittance
To illustrate a specular reflectance To illustrate a specular reflectance measurement system, we will use the OL measurement system, we will use the OL 750-75MA Goniometer Attachment750-75MA Goniometer Attachment
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750-75MA for The OL 750-75MA for Specular ReflectanceSpecular ReflectanceThe OL 750-75MA for The OL 750-75MA for Specular ReflectanceSpecular Reflectance
Measures direct Measures direct beam for true beam for true absolute results absolute results without the need without the need for standard for standard mirrorsmirrors
Measures direct Measures direct beam for true beam for true absolute results absolute results without the need without the need for standard for standard mirrorsmirrors
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750-75MA for The OL 750-75MA for Specular ReflectanceSpecular ReflectanceThe OL 750-75MA for The OL 750-75MA for Specular ReflectanceSpecular Reflectance
Full 10Full 10° to 80° ° to 80° angle-of-incidence angle-of-incidence measurementsmeasurements
Detector tracks Detector tracks incidence angle or incidence angle or moves free to map moves free to map other anglesother angles
Full 10Full 10° to 80° ° to 80° angle-of-incidence angle-of-incidence measurementsmeasurements
Detector tracks Detector tracks incidence angle or incidence angle or moves free to map moves free to map other anglesother angles
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750-75MA for The OL 750-75MA for Specular TransmittanceSpecular Transmittance
The OL 750-75MA for The OL 750-75MA for Specular TransmittanceSpecular Transmittance
Transmittance at Transmittance at any angle, 0any angle, 0° to 80°° to 80°
Transmittance at Transmittance at any angle, 0any angle, 0° to 80°° to 80°
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750-75MA for The OL 750-75MA for BRDF MeasurementsBRDF MeasurementsThe OL 750-75MA for The OL 750-75MA for BRDF MeasurementsBRDF Measurements
Detector moves Detector moves independent of independent of incident angle for incident angle for BRDF & BTDF BRDF & BTDF measurementsmeasurements
Detector moves Detector moves independent of independent of incident angle for incident angle for BRDF & BTDF BRDF & BTDF measurementsmeasurements
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750 + OL 740-The OL 750 + OL 740-20 + OL 750-75MA20 + OL 750-75MA
The OL 750 + OL 740-The OL 750 + OL 740-20 + OL 750-75MA20 + OL 750-75MA
If we put these together…If we put these together…If we put these together…If we put these together…
Positive location&
Easy assembly
Positive location&
Easy assembly
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750 + OL 750-The OL 750 + OL 750-20 + OL 750-75MA20 + OL 750-75MA
The OL 750 + OL 750-The OL 750 + OL 750-20 + OL 750-75MA20 + OL 750-75MA
Materials can be measured from 200nm to 30,000nmMaterials can be measured from 200nm to 30,000nmMaterials can be measured from 200nm to 30,000nmMaterials can be measured from 200nm to 30,000nm
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Diffuse ReflectanceDiffuse ReflectanceDiffuse ReflectanceDiffuse Reflectance
The OL 750-75MA can be used to The OL 750-75MA can be used to map diffuse reflectance by map diffuse reflectance by measuring one angle at a timemeasuring one angle at a time
To give diffuse reflectance in one To give diffuse reflectance in one measurement however, an measurement however, an integrating sphere is requiredintegrating sphere is required
The OL 750-75MA can be used to The OL 750-75MA can be used to map diffuse reflectance by map diffuse reflectance by measuring one angle at a timemeasuring one angle at a time
To give diffuse reflectance in one To give diffuse reflectance in one measurement however, an measurement however, an integrating sphere is requiredintegrating sphere is required
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Diffuse ReflectanceDiffuse ReflectanceDiffuse ReflectanceDiffuse Reflectance
Optronic Laboratories, Inc. Optronic Laboratories, Inc. manufacture a range of fixed-angle manufacture a range of fixed-angle and Edward Spheres for diffuse and Edward Spheres for diffuse reflectance measurements.reflectance measurements.
To illustrate a diffuse reflectance To illustrate a diffuse reflectance measurement system, we will use the measurement system, we will use the OL 750-70 Diffuse Reflectance OL 750-70 Diffuse Reflectance Attachment.Attachment.
Optronic Laboratories, Inc. Optronic Laboratories, Inc. manufacture a range of fixed-angle manufacture a range of fixed-angle and Edward Spheres for diffuse and Edward Spheres for diffuse reflectance measurements.reflectance measurements.
To illustrate a diffuse reflectance To illustrate a diffuse reflectance measurement system, we will use the measurement system, we will use the OL 750-70 Diffuse Reflectance OL 750-70 Diffuse Reflectance Attachment.Attachment.
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Diffuse ReflectanceDiffuse ReflectanceDiffuse ReflectanceDiffuse Reflectance
Diffuse reflectance Diffuse reflectance is measured is measured against a standardagainst a standard
A scan is run with A scan is run with the standard, then the standard, then another with the another with the samplesample
Diffuse reflectance Diffuse reflectance is measured is measured against a standardagainst a standard
A scan is run with A scan is run with the standard, then the standard, then another with the another with the samplesample
StandardStandardSampleSample
Optronic Laboratories, Inc.Optronic Laboratories, Inc.SampleSample
Diffuse ReflectanceDiffuse ReflectanceDiffuse ReflectanceDiffuse Reflectance
From a simple From a simple viewpoint, the ratio viewpoint, the ratio of these scans of these scans would indicate the would indicate the sample reflectancesample reflectance
However, the However, the throughput of the throughput of the sphere changes sphere changes due to the sampledue to the sample
From a simple From a simple viewpoint, the ratio viewpoint, the ratio of these scans of these scans would indicate the would indicate the sample reflectancesample reflectance
However, the However, the throughput of the throughput of the sphere changes sphere changes due to the sampledue to the sample
CAUTION:Change in throughput
DO NOT USE
CAUTION:Change in throughput
DO NOT USE
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Diffuse ReflectanceDiffuse ReflectanceDiffuse ReflectanceDiffuse Reflectance
Instead, the double Instead, the double beam method beam method should be usedshould be used
This involves 4 This involves 4 scans, 3 to scans, 3 to calibrate and one calibrate and one to measureto measure
Instead, the double Instead, the double beam method beam method should be usedshould be used
This involves 4 This involves 4 scans, 3 to scans, 3 to calibrate and one calibrate and one to measureto measure
StandardStandardSampleSample
Scan 1Scan 1
Scan 2Scan 2
Scan 3Scan 3
Scan 4Scan 4
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Diffuse ReflectanceDiffuse ReflectanceDiffuse ReflectanceDiffuse Reflectance
The scans with the The scans with the beam directed at beam directed at the wall of the the wall of the sphere correct for sphere correct for the throughput the throughput changeschanges
the true reflectance the true reflectance can then be can then be calculatedcalculated
The scans with the The scans with the beam directed at beam directed at the wall of the the wall of the sphere correct for sphere correct for the throughput the throughput changeschanges
the true reflectance the true reflectance can then be can then be calculatedcalculatedStandardStandardSampleSample
Scan 2Scan 2Scan 4Scan 4
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750-70The OL Series 750-70The OL Series 750-70The OL Series 750-70
Uses the double Uses the double beam method for beam method for accurate values of accurate values of reflectancereflectance
Software guides Software guides the user through the user through the calibration and the calibration and measurementmeasurement
Uses the double Uses the double beam method for beam method for accurate values of accurate values of reflectancereflectance
Software guides Software guides the user through the user through the calibration and the calibration and measurementmeasurement
Standard or sample
Standard or sample
Beam switch mirror
Beam switch mirror
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL Series 750-70The OL Series 750-70The OL Series 750-70The OL Series 750-70
2 versions of the 2 versions of the OL 750-70 are OL 750-70 are availableavailable PTFE sphere PTFE sphere
coating for 250nm coating for 250nm to 2,500nmto 2,500nm
Gold sphere Gold sphere coating for 1,000nm coating for 1,000nm to 30,000nmto 30,000nm
2 versions of the 2 versions of the OL 750-70 are OL 750-70 are availableavailable PTFE sphere PTFE sphere
coating for 250nm coating for 250nm to 2,500nmto 2,500nm
Gold sphere Gold sphere coating for 1,000nm coating for 1,000nm to 30,000nmto 30,000nmStandard or
sampleStandard or
sample
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750 + OL 740-The OL 750 + OL 740-20 + OL 750-7020 + OL 750-70
The OL 750 + OL 740-The OL 750 + OL 740-20 + OL 750-7020 + OL 750-70
If we put these together…If we put these together…If we put these together…If we put these together…
And add a detector
And add a detector
Positive location&
Easy assembly
Positive location&
Easy assembly
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750 + OL 740-The OL 750 + OL 740-20 + OL 750-7020 + OL 750-70
The OL 750 + OL 740-The OL 750 + OL 740-20 + OL 750-7020 + OL 750-70
We have a complete system for diffuse reflectanceWe have a complete system for diffuse reflectanceWe have a complete system for diffuse reflectanceWe have a complete system for diffuse reflectance
The light-trap supplied also allows measurements
which exclude specular reflections
The light-trap supplied also allows measurements
which exclude specular reflections
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Detector Spectral Detector Spectral ResponseResponse
Detector Spectral Detector Spectral ResponseResponse
In order to characterize their In order to characterize their performance in a particular performance in a particular applications, single detectors, array applications, single detectors, array detectors and assemblies often need detectors and assemblies often need spectral response to be knownspectral response to be known
For example, photopic detectors can For example, photopic detectors can be analysed for V(be analysed for V() matching) matching
In order to characterize their In order to characterize their performance in a particular performance in a particular applications, single detectors, array applications, single detectors, array detectors and assemblies often need detectors and assemblies often need spectral response to be knownspectral response to be known
For example, photopic detectors can For example, photopic detectors can be analysed for V(be analysed for V() matching) matching
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Detector Spectral Detector Spectral ResponseResponse
Detector Spectral Detector Spectral ResponseResponse
Measurements are generally consistent Measurements are generally consistent with detector use, and may require a large with detector use, and may require a large collimated beam, a small spot, a diffuse collimated beam, a small spot, a diffuse source or other geometrysource or other geometry
Optronic Laboratories, Inc. manufactures Optronic Laboratories, Inc. manufactures a wide range of accessories for most a wide range of accessories for most detector measurement requirements, detector measurement requirements, including quantum efficiencyincluding quantum efficiency
Measurements are generally consistent Measurements are generally consistent with detector use, and may require a large with detector use, and may require a large collimated beam, a small spot, a diffuse collimated beam, a small spot, a diffuse source or other geometrysource or other geometry
Optronic Laboratories, Inc. manufactures Optronic Laboratories, Inc. manufactures a wide range of accessories for most a wide range of accessories for most detector measurement requirements, detector measurement requirements, including quantum efficiencyincluding quantum efficiency
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
Detector Spectral Detector Spectral ResponseResponse
Detector Spectral Detector Spectral ResponseResponse
Optronic Laboratories, Inc. provides Optronic Laboratories, Inc. provides standard detectors, traceable to NIST standard detectors, traceable to NIST and other National Laboratoriesand other National Laboratories
To illustrate a detector spectral To illustrate a detector spectral response system, we will use the OL response system, we will use the OL 750-10C All Mirror Collimator750-10C All Mirror Collimator
Optronic Laboratories, Inc. provides Optronic Laboratories, Inc. provides standard detectors, traceable to NIST standard detectors, traceable to NIST and other National Laboratoriesand other National Laboratories
To illustrate a detector spectral To illustrate a detector spectral response system, we will use the OL response system, we will use the OL 750-10C All Mirror Collimator750-10C All Mirror Collimator
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750-10CThe OL 750-10CThe OL 750-10CThe OL 750-10C
2 inch diameter 2 inch diameter beambeam
Excellent beam Excellent beam uniformityuniformity
Constant Constant collimation at all collimation at all wavelengthswavelengths
2 inch diameter 2 inch diameter beambeam
Excellent beam Excellent beam uniformityuniformity
Constant Constant collimation at all collimation at all wavelengthswavelengths
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750 + OL 740-The OL 750 + OL 740-20 + OL 750-10C20 + OL 750-10C
The OL 750 + OL 740-The OL 750 + OL 740-20 + OL 750-10C20 + OL 750-10C
If we put these together…If we put these together…If we put these together…If we put these together…
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
The OL 750 + OL 740-The OL 750 + OL 740-20 + OL 750-10C20 + OL 750-10C
The OL 750 + OL 740-The OL 750 + OL 740-20 + OL 750-10C20 + OL 750-10C
We have a complete system for detector responseWe have a complete system for detector responseWe have a complete system for detector responseWe have a complete system for detector response
First we calibrate with the standard
detector
First we calibrate with the standard
detector
Then we measure the test detector
Then we measure the test detector
Optronic Laboratories, Inc.Optronic Laboratories, Inc.
More InformationMore InformationMore InformationMore Information
The systems illustrated represent The systems illustrated represent just a few of the accessories from just a few of the accessories from Optronic Laboratories, Inc.Optronic Laboratories, Inc.
For more information:For more information: Contact your local Optronic Contact your local Optronic
Laboratories’ representativeLaboratories’ representative
Visit our website at Visit our website at www.olinet.comwww.olinet.com
The systems illustrated represent The systems illustrated represent just a few of the accessories from just a few of the accessories from Optronic Laboratories, Inc.Optronic Laboratories, Inc.
For more information:For more information: Contact your local Optronic Contact your local Optronic
Laboratories’ representativeLaboratories’ representative
Visit our website at Visit our website at www.olinet.comwww.olinet.com
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