KG5

KG5

Virtually colorless shortpass filter with high transmission in the visible and high absorption in the IR ranges (heat protection filter).

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*product image is exemplary.

Spectral values guaranteed
τi (365nm) ≥0.8
τi (500nm) ≥0.86
τi (600nm) ≥0.8
τi (700nm) ≤0.43
τi (800nm) ≤0.09
τi (900nm) ≤0.008
τi (1060nm) ≤0.0001
τi (2200nm) ≤0.001

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

SCHOTT
KG5 - KG5
Thickness
2.0
Reflection factor
0.9200
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 0.002
300 0.022
310 0.114
320 0.295
330 0.516
340 0.684
350 0.795
360 0.869
370 0.898
380 0.909
390 0.900
400 0.877
410 0.862
420 0.850
430 0.850
440 0.862
450 0.865
460 0.862
470 0.872
480 0.879
490 0.884
λ [nm]
500 0.888
510 0.885
520 0.878
530 0.874
540 0.881
550 0.890
560 0.892
570 0.887
580 0.877
590 0.860
600 0.838
610 0.810
620 0.777
630 0.738
640 0.696
650 0.650
660 0.604
670 0.555
680 0.505
690 0.450
700 0.398
710 0.347
720 0.299
730 0.255
740 0.214
750 0.178
760 0.145
770 0.116
780 0.092
790 0.072
λ [nm]
800 0.056
810 0.042
820 0.032
830 0.023
840 0.016
850 0.011
860 0.008
870 0.005
880 0.004
890 0.003
900 0.002
910 0.001
920 0.001
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 < 10⁻³
1,160 < 10⁻³
1,170 < 10⁻³
1,180 < 10⁻³
1,190 < 10⁻³
1,200 < 10⁻³
1,250 < 10⁻³
1,300 < 10⁻³
1,350 < 10⁻³
1,400 < 10⁻³
1,450 < 10⁻³
1,500 < 10⁻³
1,550 < 10⁻³
1,600 < 10⁻³
1,650 < 10⁻³
1,700 < 10⁻³
1,750 < 10⁻³
1,800 < 10⁻³
1,850 < 10⁻³
1,900 < 10⁻³
1,950 < 10⁻³
2,000 < 10⁻³
2,050 < 10⁻³
2,100 < 10⁻³
2,150 < 10⁻³
λ [nm]
2,200 < 10⁻³
2,250 < 10⁻³
2,300 < 10⁻³
2,350 0.001
2,400 0.001
2,450 0.002
2,500 0.003
2,550 0.004
2,600 0.005
2,650 0.007
2,700 0.008
2,750 0.006
2,800 < 10⁻³
2,850 < 10⁻³
2,900 < 10⁻³
2,950 < 10⁻³
3,000 < 10⁻³
3,050 < 10⁻³
3,100 < 10⁻³
3,150 < 10⁻³
3,200 < 10⁻³
3,250 < 10⁻³
3,300 < 10⁻³
3,350 < 10⁻³
3,400 < 10⁻³
3,450 < 10⁻³
3,500 < 10⁻³
3,550 0.001
3,600 0.002
3,650 0.002
λ [nm]
3,700 0.002
3,750 0.002
3,800 0.002
3,850 0.001
3,900 < 10⁻³
3,950 < 10⁻³
4,000 < 10⁻³
4,050 < 10⁻³
4,100 < 10⁻³
4,150 < 10⁻³
4,200 < 10⁻³
4,250 < 10⁻³
4,300 < 10⁻³
4,350 < 10⁻³
4,400 < 10⁻³
4,450 < 10⁻³
4,500 < 10⁻³
4,550 < 10⁻³
4,600 < 10⁻³
4,650 < 10⁻³
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
Reflection factor
Pd 0.920
Reference thickness
d [mm] 2
Spectral values guaranteed
τi (365nm) ≥0.8
τi (500nm) ≥0.86
τi (600nm) ≥0.8
τi (700nm) ≤0.43
τi (800nm) ≤0.09
τi (900nm) ≤0.008
τi (1060nm) ≤0.0001
τi (2200nm) ≤0.001
Refractive Indices n
nd (587.6 nm) = 1.510

Colorimetric evaluation

Illuminant A(Planck T = 2347K)
d [mm] 1 2 3
x 0.440 0.434 0.427
y 0.411 0.415 0.418
Y 85 78 72
λd [nm] 504 505 505
Pe 0.02 0.03 0.05
Illuminant Planck T = 3200 K
d [mm] 1 2 3
x 0.416 0.410 0.404
y 0.402 0.406 0.409
Y 85 78 72
λd [nm] 503 503 503
Pe 0.02 0.03 0.05
Illuminant D65 (TC = 6504 K)
d [mm] 1 2 3
x 0.308 0.304 0.300
y 0.331 0.332 0.334
Y 85 79 74
λd [nm] 496 496 496
Pe 0.02 0.03 0.04
Density
p [g/cm3] 2.53
Bubble content
Bubble class 3
Transformation temperature
Tg [°C] 565
Temperature coefficient
Tk [nm/°C]
Chemical Resistance
FR class 0
SR class 3.0
AR class 4.0
Thermal expansion
α-30°C/+70°C [10-6/K] 5.4
α20°C/300°C [10-6/K] 6.2
α20°C/200°C [10-6/K]