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S8612

A NIR cutoff filter with a high steepness of NIR cutoff.

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S8612
Spectral values guaranteed
τi (500nm) ≥0.96
τi (600nm) ≥0.48
τi (700nm) <0.02
λ (τi, max) [nm] 500± 5
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Download Data sheet S8612
Article Details
SCHOTT
Article
Glass type
L
W
T
Weight
 
Technical Details
Internal Transmittance (Chart)

Only values between 1 and 30 with one decimal place are allowed.

SCHOTT
S8612 - S8612
Thickness
1.0
Reflection factor
0.9135
Internal Transmittance (Table)
λ [nm]
200 < 10⁻³
210 < 10⁻³
220 < 10⁻³
230 < 10⁻³
240 < 10⁻³
250 < 10⁻³
260 < 10⁻³
270 < 10⁻³
280 < 10⁻³
290 < 10⁻³
300 0.001
310 0.070
320 0.326
330 0.584
340 0.732
350 0.805
360 0.847
370 0.872
380 0.894
390 0.910
400 0.924
410 0.935
420 0.945
430 0.954
440 0.961
450 0.967
460 0.972
470 0.976
480 0.980
490 0.981
λ [nm]
500 0.981
510 0.979
520 0.971
530 0.958
540 0.938
550 0.906
560 0.863
570 0.803
580 0.728
590 0.638
600 0.539
610 0.438
620 0.340
630 0.253
640 0.181
650 0.123
660 0.080
670 0.050
680 0.030
690 0.017
700 0.010
710 0.005
720 0.003
730 0.002
740 < 10⁻³
750 < 10⁻³
760 < 10⁻³
770 < 10⁻³
780 < 10⁻³
790 < 10⁻³
λ [nm]
800 < 10⁻³
810 < 10⁻³
820 < 10⁻³
830 < 10⁻³
840 < 10⁻³
850 < 10⁻³
860 < 10⁻³
870 < 10⁻³
880 < 10⁻³
890 < 10⁻³
900 < 10⁻³
910 < 10⁻³
920 < 10⁻³
930 < 10⁻³
940 < 10⁻³
950 < 10⁻³
960 < 10⁻³
970 < 10⁻³
980 < 10⁻³
990 < 10⁻³
1,000 < 10⁻³
1,010 < 10⁻³
1,020 < 10⁻³
1,030 < 10⁻³
1,040 < 10⁻³
1,050 < 10⁻³
1,060 < 10⁻³
1,070 < 10⁻³
1,080 < 10⁻³
1,090 < 10⁻³
λ [nm]
1,100 < 10⁻³
1,110 < 10⁻³
1,120 < 10⁻³
1,130 < 10⁻³
1,140 < 10⁻³
1,150 0.001
1,160 0.001
1,170 0.002
1,180 0.002
1,190 0.002
1,200 0.003
1,250 0.007
1,300 0.017
1,350 0.035
1,400 0.063
1,450 0.106
1,500 0.163
1,550 0.233
1,600 0.311
1,650 0.391
1,700 0.467
1,750 0.538
1,800 0.601
1,850 0.656
1,900 0.702
1,950 0.740
2,000 0.770
2,050 0.793
2,100 0.811
2,150 0.825
λ [nm]
2,200 0.821
2,250 0.818
2,300 0.819
2,350 0.823
2,400 0.826
2,450 0.823
2,500 0.809
2,550 0.783
2,600 0.757
2,650 0.735
2,700 0.697
2,750 0.622
2,800 0.307
2,850 0.143
2,900 0.082
2,950 0.053
3,000 0.037
3,050 0.027
3,100 0.019
3,150 0.014
3,200 0.011
3,250 0.009
3,300 0.007
3,350 0.007
3,400 0.006
3,450 0.007
3,500 0.007
3,550 0.008
3,600 0.009
3,650 0.010
λ [nm]
3,700 0.011
3,750 0.010
3,800 0.009
3,850 0.008
3,900 0.006
3,950 0.004
4,000 0.003
4,050 0.002
4,100 0.001
4,150 < 10⁻³
4,200 < 10⁻³
4,250 < 10⁻³
4,300 < 10⁻³
4,350 0.001
4,400 0.001
4,450 0.002
4,500 0.001
4,550 0.001
4,600 0.001
4,650 0.001
4,700 < 10⁻³
4,750 < 10⁻³
4,800 < 10⁻³
4,850 < 10⁻³
4,900 < 10⁻³
4,950 < 10⁻³
5,000 < 10⁻³
5,050 < 10⁻³
5,100 < 10⁻³
5,150 < 10⁻³
Optical values
Reflection factor
Pd 0.913
Reference thickness
d [mm] 1
Spectral values guaranteed
τi (500nm) ≥0.96
τi (600nm) ≥0.48
τi (700nm) <0.02
λ (τi, max) [nm] 500± 5
Refractive Indices n
nF (486.1 nm) = 1.546
nh (404.7 nm) = 1.554
ng (435.8 nm) = 1.550
ns (852.1 nm) = 1.533
ne (546.1 nm) = 1.542
nd (587.6 nm) = 1.540
Colorimetric evaluation
Illuminant A(Planck T = 2347K)
d [mm] 1 2 3
x 0.356 0.301 0.265
y 0.433 0.440 0.440
Y 65 52 44
λd [nm] 500 499 498
Pe 0.21 0.34 0.42
Illuminant Planck T = 3200 K
d [mm] 1 2 3
x 0.335 0.284 0.250
y 0.417 0.419 0.415
Y 66 54 46
λd [nm] 498 497 496
Pe 0.21 0.34 0.43
Illuminant D65 (TC = 6504 K)
d [mm] 1 2 3
x 0.251 0.218 0.198
y 0.321 0.311 0.302
Y 72 62 54
λd [nm] 490 489 489
Pe 0.23 0.36 0.44
Physical values
Density
p [g/cm3] 2.66
Bubble content
Bubble class
Transformation temperature
Tg [°C] 391
Temperature coefficient
Tk [nm/°C]
Chemical Resistance
FR class 0
SR class 3.0
AR class 3.0
Thermal expansion
α-30°C/+70°C [10-6/K]
α20°C/300°C [10-6/K] 9.5
α20°C/200°C [10-6/K]
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