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SEIKO Videocentration system including near PD measurement

Advantages Videocentrationsystem:

Frameselection

Measurement of centration data

Lens consultation

Increase of Imange, showing competence

Increase of turnover by selling higher quality lenses

and less complaints

SEIKO – Videocentrationsystem

High quality digital SLR camera. 12 Megapixel, 6 x optical zoom.

Embedded PC with touchscreen

SEIKO – Videocentrationsystem

Advantages Videocentrationsystem:

Frame selection

SEIKO – Videocentrationsystem

max. 18 photos

Series of up to 6 pictures

Simulation of lenses, tints, …

Excellent quality of images

Print-out available

Frame selection

SEIKO – Videocentrationsystem

Advantages Videocentrationsystem :

Frame selection

Measurement of centration data

SEIKO – Videozentrationsystem

Measurement of centration data

FFA with headmirrorRefernce jig

SEIKO – Videozentrationsystem

Frontpicture : all data for centration and optimization

Measurement of centration data

single PD boxing size fitting height

Total PD dbl Facerotation / Facetilt

PD

Pupil center or cornea reflex ?

Measurement of centration data

PD

Pupil center or cornea reflex ?

PD based on pupil center is in average 0,50 mm > than cornea reflex PD

Variation Pupil center PD – Cornea reflex PD: 0,0–1,0 mm

Measurement of centration data

Cornea Reflex PD 67,05 mm

Pupil center PD 68,08 mm

Measurement of centration data

PD Messung

Pupil center PD or Cornea reflex PD?

Pupil center PD in average 0,50 mm > corena reflex PD

Variation Pupil center PD – Cornea reflex PD: 0,0–1,0 mm

Recommendation:

Validation of cornea reflex measurement using the crosses and, if necessary, adjusting according to pupil center.

Measurment of centration data

Frontpicture : all data for centration and optimization

FFA with headmirror

Measurement of centration data

Frontpicture : FFA measurement

Measurement of FFA under wearing conditions

Measurement of centration data

Side picture: VCD und PT

Measurement of centration data

Near PD measurement

Testing under reading conditions

Determination of inset for individual progressives

Measurement of centration data

Measurement of near PD

Measurement of near PD

Measurement of near PD

Front picture: all centration data incl. FFA

within approx. 2-3 minutes

Side picture: VCD and PT

Hand-held mirror: near PD

SEIKO – Videocentrationsystem

A complete and extremely accurate way of getting all centration data

Advantages Videocentrationsystem :

Frame selection

Measurement of centration data

Lens consultation

SEIKO – Videocentrationsystem

Lens consultation

Comparison of high-end material, design, brandproducts

SEIKO – Videocentrationsystem

„Open“ system for all lens suppliers

SEIKO – Videocentrationsystem

Advantages VCS: Disadvantages VCS:

Frame selection Purchase cost

Measurement of centration data

Lens consultation

Increase of Imange, showing competence

Increase of turnover by selling higher

quality lenses and less complaints

SEIKO – Videocentrationsystem