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BG60

A NIR cutoff filter with high humidity resistance.

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*product image is exemplary.

BG60.jpeg
Spectral values guaranteed
τi (405nm) ≥0.8
τi (514nm) ≥0.91
τi (633nm) ≥0.1
τi (694nm) ≤0.008
τi (1060nm) ≤0.0015
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Download Data sheet BG60
Technical Details
Internal Transmittance (Chart)

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

SCHOTT
BG60 - BG60
Thickness
1.0
Reflection factor
0.9140
Internal Transmittance (Table)
λ [nm]
200
210
220
230
240
250
260
270
280
290
300
310 < 10⁻³
320 < 10⁻³
330 0.014
340 0.130
350 0.352
360 0.545
370 0.664
380 0.736
390 0.779
400 0.809
410 0.831
420 0.851
430 0.868
440 0.882
450 0.896
460 0.908
470 0.915
480 0.921
490 0.930
λ [nm]
500 0.932
510 0.929
520 0.919
530 0.899
540 0.867
550 0.821
560 0.757
570 0.679
580 0.587
590 0.489
600 0.390
610 0.298
620 0.217
630 0.151
640 0.100
650 0.064
660 0.039
670 0.023
680 0.013
690 0.007
700 0.004
710 0.002
720 0.001
730 < 10⁻³
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 0.001
1,080 0.001
1,090 0.002
λ [nm]
1,100 0.002
1,110 0.002
1,120 0.003
1,130 0.004
1,140 0.004
1,150 0.005
1,160 0.006
1,170 0.007
1,180 0.008
1,190 0.010
1,200 0.011
1,250 0.024
1,300 0.046
1,350 0.080
1,400 0.127
1,450 0.187
1,500 0.256
1,550 0.330
1,600 0.406
1,650 0.481
1,700 0.551
1,750 0.609
1,800 0.663
1,850 0.707
1,900 0.746
1,950 0.779
2,000 0.806
2,050 0.827
2,100 0.847
2,150 0.863
λ [nm]
2,200 0.873
2,250 0.882
2,300 0.891
2,350 0.897
2,400 0.902
2,450 0.907
2,500 0.906
2,550 0.906
2,600 0.904
2,650 0.900
2,700 0.892
2,750 0.874
2,800 0.798
2,850 0.680
2,900 0.583
2,950 0.510
3,000 0.451
3,050 0.400
3,100 0.352
3,150 0.310
3,200 0.274
3,250 0.245
3,300 0.222
3,350 0.204
3,400 0.192
3,450 0.185
3,500 0.183
3,550 0.187
3,600 0.195
3,650 0.208
λ [nm]
3,700 0.226
3,750 0.243
3,800 0.248
3,850 0.233
3,900 0.204
3,950 0.171
4,000 0.128
4,050 0.077
4,100 0.040
4,150 0.020
4,200 0.011
4,250 0.008
4,300 0.008
4,350 0.009
4,400 0.009
4,450 0.007
4,500 0.006
4,550 0.005
4,600 0.005
4,650 0.007
4,700 0.011
4,750 0.018
4,800 0.027
4,850 0.036
4,900 0.047
4,950 0.061
5,000 0.077
5,050 0.092
5,100 0.103
5,150 0.107
Optical values
Reflection factor
Pd 0.914
Reference thickness
d [mm] 1
Spectral values guaranteed
τi (405nm) ≥0.8
τi (514nm) ≥0.91
τi (633nm) ≥0.1
τi (694nm) ≤0.008
τi (1060nm) ≤0.0015
Refractive Indices n
nF (486.1 nm) = 1.544
nh (404.7 nm) = 1.552
ng (435.8 nm) = 1.548
ns (852.1 nm) = 1.531
ne (546.1 nm) = 1.540
nd (587.6 nm) = 1.538
Colorimetric evaluation
Illuminant A(Planck T = 2347K)
d [mm] 1 2 3
x 0.334 0.271 0.232
y 0.436 0.441 0.437
Y 56 40 32
λd [nm] 499 498 497
Pe 0.26 0.41 0.50
Illuminant Planck T = 3200 K
d [mm] 1 2 3
x 0.314 0.256 0.221
y 0.418 0.417 0.411
Y 57 42 33
λd [nm] 497 496 495
Pe 0.27 0.41 0.50
Illuminant D65 (TC = 6504 K)
d [mm] 1 2 3
x 0.236 0.201 0.181
y 0.318 0.306 0.297
Y 64 50 41
λd [nm] 490 489 489
Pe 0.29 0.43 0.51
Physical values
Density
p [g/cm3] 2.8314
Bubble content
Bubble class
Transformation temperature
Tg [°C] 411
Temperature coefficient
Tk [nm/°C]
Chemical Resistance
FR class 1
SR class 52.3
AR class 3.3
Thermal expansion
α-30°C/+70°C [10-6/K] 11.98
α20°C/300°C [10-6/K] 13.93
α20°C/200°C [10-6/K]
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