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Is Purple the New White ?What is the Right Color for Growing Lamps ?
Xavier Denis - Application Engineering Manager | Nichia EuropeFrançois Mirand – Technical Director EMEA | Future Lighting Solutions
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Disclaimer
Future Electronics makes no representation or warranty, express or
implied, as to the accuracy, completeness, reliability or timeliness of the
information provided herein. Any information furnished by Future
Electronics is furnished on an "as is" basis and only as an accommodation
to its customers and not based upon any legal or contractual obligation to
do so. Conclusions drawn from or actions undertaken on the basis of such
information are the sole responsibility of the user. Future Electronics
specifically disclaims any liability or responsibility for any information
provided herein or for any loss or damage resulting from the use of or
reliance upon any such information.
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Confidential and Proprietary | Making LED Lighting Solutions Simple TM© 3
Rsp0a 5000K
Nichia LEDs Advantage
01 HIGH EFFICACY
02 HIGH RELIABILITY
03 WORKABILITY
FIXTURE COST 04Red die Cost Reduction
Heat-sink Cost Reduction
red die with poor thermal droop
Standard Driver
red and blue with dual control
PRODUCTION STABILITY 05- Voice of Market -
Lean narrow band LED at chip base
All in One
And White
Rsp0a 3000K Rsp0a 5000K R8000 5000K R+B LED Fluorescent
R+B LED
High Growing Speed
NICHIA Broad
band LED
Narrow
band LED
0,0
0,5
1,0
400 600 800
0,0
0,5
1,0
380 580 780
Copyright © NICHIA CORPORATION,2017
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2023
25
Monochromatic light Test
Spectrum
0.0
1.0
2.0
3.0
4.0
5.0
6.0
400 500 600 700 800
Rela
tive
phot
on fu
lx d
ensi
ty
(μm
ol m
-2 s
-1)
Wavelength (nm)
☑ Stems
☑ Weight
Thin
Light
Thick
Heavy
How plants react to monochromatic light?• Plants absorb green light and grow
• Wavelengths provide a difference in growth even with same PPF
* TEST CONDITIONVariety: Romaine Lettuce, Temp: 22.0℃, Humidity: 23-70%, Condition: Light Period: 16hrs; Dark Period: 8hrs, CO2 Concentration: 427ppm, Growing Period: 14 days, PPFD: 80-90μmolm-2s-1
29
Fre
sh w
eig
ht
[g]
Copyright © NICHIA CORPORATION,2017
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Basic Effects by Wavelength Copyright © NICHIA CORPORATION,2017
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Rsp0a 5000K
Rsp0a vs. Conventional light
Variety: Romaine Lettuce, Temp: 22-24℃, Humidity: 60-70%, 16L8D, Growing Period: 21 days, PPFD: 132μmolm-2s-1
Nichia Horticultural LEDs
R/B 1.6 4.5 0.9 2.5 0.5
R/FR 6.3 5.1 8.9 - 1.3
99 98
69 67 68
0%
50%
100%
150%
200%
250%
300%
350%
400%
450%
0
20
40
60
80
100
120
5000K
Rsp0a
3000K
Rsp0a
5000K
Ra≥80
R+B LED Fluorescent
Wh/g
(R
ela
tive v
alu
e)
Fre
sh w
eig
ht
[g]
0,0
0,5
1,0
1,5
2,0
2,5
3,0
380 480 580 680 780
Rela
tive p
hoto
n flu
x d
ensi
ty[μ
mol m
-2S-1
]
Wavelength [nm]
Rsp0a3000K
Rsp0a5000K
R+B LED(R/B 2.5)
Fluorescent
5,000K Ra≥80
48~50% down
46~48% up
* TEST CONDITION
Rsp0a 3000K R+B LED Fluorescent
Copyright © NICHIA CORPORATION,2017
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FAST-GROWING
MORE ENERGY SAVING
Performance of Rsp0a by CCT
CCT 5,000K 3,000K
R/B 1.6 4.5
R/Fr 6.3 5.1
Average Weight 73.7g/Seedling 88.5g/Seedling
Power
Consumption12.5Wh/g 9.7Wh/g
Visual Assessment
* TEST CONDITIONVariety: Frilly Lettuce, Temp: 25.0℃, Humidity: 55-75% (Ave. 65%), Condition: Light Period: 12hrs; Dark Period: 12hrs,
CO2 Concentration: 400-500ppm (Ave. 450ppm), Growing Period: 25 days, PPFD: 230μmolm-2s-1
BETTER SHAPE
SIMILAR TO NATURAL LIGHT WITH SUN
Copyright © NICHIA CORPORATION,2017
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ES
COB 5~45W10~96μmol/s2.26~2.16μmol/J
ES
E21A 2W
ES
219C 2W3.86μmol/s1.86μmol/J@700mA
Product Line Up for Rsp0a
100
2016 2017 2018
1000
Optional
NICHIA can provide Optional packages on-demand
MP
757 0.2W0.42μmol/s2.0μmol/J@65mA
ES
757 1W
* CCT=5000K, Ta=25℃
Radiant flux[mW]
10000
Copyright © NICHIA CORPORATION,2017
All material, text, graphics, images, design, icons and other copyrightable elements are the copyrighted property of Future Electronics or the original creator and may not be copied, reproduced, republished, displayed or distributed by any
means, including but not limited to electronic, mechanical, photocopying, recording or otherwise, without the express prior written permission Future Electronics or the original creator. All rights reserved. © Future Electronics Inc.
Case StudyGrowing Tulips
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DLI Requirements
Purdue University - West Lafayette, Indiana
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Fixture Specs
LED: 256 * Nichia NFSW757G-Rsp0a (5000K)
Optic: 16 * Ledil IDA16-WW (4x4 array)
LED Output: 11500lm*
LED Power: 93W*
Driver: Inventronics EUG-096S210DV
Heat Sink: Aavid-Thermalloy 63925 extrusion l=200mm*
Dimensions: ~200x200x50mm
*Simulated using FLS online Usable Light Toolhttp://www1.futurelightingsolutions.com/ult/
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FLS – Horticulture SimulatorProduct Family LED Part Number Flux Flux Units Electrical Power (W)
Total Photon
Flux (μMol/s)
315-880nm
PPF (μMol/s)
400-700nm
Total Radiometric
Power (mW)Efficiency (μMol/J)
LED 1 Nichia Horticulture White NFSW757GT Rsp0a 23000,000 lm 186,000 374,378 354,472 79445,56 1,91
LED 2 0,000 0,000 0,00 0,00
LED 3 0,000 0,000 0,00 0,00
LED 4 0,000 0,000 0,00 0,00
LED 5 0,000 0,000 0,00 0,00
LED 6 0,000 0,000 0,00 0,00
LED 7 0,000 0,000 0,00 0,00
LED 8 0,000 0,000 0,00 0,00
LED 9 0,000 0,000 0,00 0,00
LED 10 0,000 0,000 0,00 0,00
Use IES File Graph Settings
75,00 degBeta Carotene
Distance 1,35 m From (nm) To (nm) Chlorophyll A
ON Hours per day 18,00 h 480 580 Chlorophyll B
Optical Efficiency 90,00 % Custom Graph
Light source type Distributed Source
Source Length 0,20 m
Source Width 0,20 m
Total PPF 380-780nm 335,920 μMol/s
PPF in PAR 400-700nm 319,025 μMol/s
Average PPFD of Array Please Run Simulation in PPF and DLI tab μMol/(s m 2̂)
Average DLI of Array Please Run Simulation in PPF and DLI tab Mol/(day m 2̂)
Red % 21,497 %
Blue % 16,988 %
Far Red % 3,148 %
Red/Blue Ratio 1,265
Efficiency 1,715 μMol/J
PPF Exclusion Range
See
PPFD
and DLI
Tab
FWHM viewing angle
0,0
0,1
0,2
0,3
0,4
0,5
0,6
0,7
0,8
0,9
1,0
315 415 515 615 715 815
No
rma
lize
d S
PD
Wavelength (nm)
Result
Beta Carotene
Chlorophyll A
Chlorophyll B
Exclusion Region
Custom Graph
Load IES File
0
0,1
0,2
0,3
0,4
0,5
0,6
0,7
0,8
0,9
1
-90 -75 -60 -45 -30 -15 0 15 30 45 60 75 90
Rel
ati
ve I
nte
nsi
ty
Angular Displacement
Loaded IES File 0-180
90-270
0
0,2
0,4
0,6
0,8
10
1530
45
60
75
90
105
120
135
150165
180195
210
225
240
255
270
285
300
315
330345
Loaded IES File 0-180
90-270
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Light Source
Product Family LED Part Number Flux Flux Units Electrical Power (W)
Total Photon
Flux (μMol/s)
315-880nm
PPF (μMol/s)
400-700nm
Total Radiometric
Power (mW)Efficiency (μMol/J)
Nichia Horticulture White NFSW757GT Rsp0a 23000,000 lm 186,000 374,378 354,472 79445,56 1,91
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Optical Characteristics
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Source Width 0,20 m
Average PPFD of Array 86,06 μMol/(s m^2) PPF in PAR Total Photon Flux
Average DLI of Array 5,58 Mol/(day m^2) Average PPFD Peak PPFD
Array DLI Plant SpeciesRecommended Range
(Mol/(day m^2))
Optimal ON time per
day at 1,35m height (h)
Optimal Mounting Height
at 18h per day (m)
Good Aglaonema 3 - 15 >20h 1,04
Too Low Alstroemeria (Cut Flower) 9 - 31 >20h 0,60
Too Low Angelonia 7 - 31 >20h 0,67
Acceptable Antirrhinum 5 - 31 >20h 0,77
Too Low Aster 7 - 31 >20h 0,67
Good Begonia (Fibrous) 3 - 31 >20h 0,92
Good Begonia (Heimalis) 3 - 17 >20h 0,92
Good Bromeliads 3 - 15 >20h 1,04
Good Caladium 3 - 31 >20h 1,04
Too Low Cannabis* 26 - 95 >20h 0,30
Too Low Capsicum (Pepper) 9 - 31 >20h 0,60
Too Low Catharanthus (Vinca) 7 - 31 >20h 0,67
Too Low Celosia 7 - 31 >20h 0,67
Too Low Chrysanthemum (Cut Flower) 9 - 31 >20h 0,60
Too Low Chrysanthemum (Garden) 7 - 31 >20h 0,67
Acceptable Chrysanthemum (Potted) 5 - 31 >20h 0,77
Good Coleus (Shade) 3 - 23 >20h 0,92
Good Cyclamen 3 - 19 >20h 0,92
Too Low Dahlia 7 - 31 >20h 0,67
Acceptable Dianthus 5 - 31 >20h 0,77
Too Low Dianthus (Carnation) 9 - 31 >20h 0,60
Good Dracaena 3 - 15 >20h 1,04
Too Low Echinacea 7 - 31 >20h 0,67
Acceptable Euphorbia (Poinsettia) 5 - 31 >20h 0,83
Good Exacum 3 - 19 >20h 0,92
Very Good Ferns (Pteris Adiantum) 1 - 11 16,14 1,23
Too Low Ficus Bejaminia 7 - 31 >20h 0,67
Very Good Forced Hyacinth 1 - 31 16,14 1,23
Very Good Forced Narcissus 1 - 31 16,14 1,23
Very Good Forced Tulip 1 - 31 16,14 1,23
For PPFD caculations use:
Calculate PPFD Distribution
-1,00m
-0,83m
-0,67m
-0,50m
-0,33m
-0,17m
0.00m
0,17m
0,33m
0,50m
0,67m
0,83m
1,00m
PPFD Distribution
102,6-114
91,2-102,6
79,8-91,2
68,4-79,8
57-68,4
45,6-57
34,2-45,6
22,8-34,2
11,4-22,8
0-11,4
Purdue University Horticulture DLI
Study
System Simulation
Average DLI: 5.58 mol/(day m^2)
Average PPFD: 86.06umol/(s m^2)
Overall Uniformity: ~0.66
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