N-WG280

N-WG280

N-WG is a colorless longpass filter with different cutoffs in the UV range, transmitting in the visible and IR ranges.

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Glass type
Article L
W
T
Weight

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

SCHOTT
N-WG280 - N-WG280
Thickness
2.0
Reflection factor
0.9183
λ [nm]
200 < 10⁻³
210 < 10⁻³
220 < 10⁻³
230 < 10⁻³
240 < 10⁻³
250 0.007
260 0.086
270 0.268
280 0.505
290 0.716
300 0.861
310 0.932
320 0.963
330 0.977
340 0.985
350 0.989
360 0.992
370 0.993
380 0.994
390 0.994
400 0.995
410 0.995
420 0.995
430 0.996
440 0.996
450 0.996
460 0.996
470 0.997
480 0.997
490 0.997
λ [nm]
500 0.997
510 0.998
520 0.998
530 0.998
540 0.998
550 0.998
560 0.998
570 0.999
580 0.999
590 0.999
600 0.999
610 0.999
620 0.999
630 0.999
640 1.000
650 1.000
660 1.000
670 1.000
680 1.000
690 1.000
700 1.000
710 1.000
720 1.000
730 1.000
740 1.000
750 1.000
760 1.000
770 1.000
780 1.000
790 1.000
λ [nm]
800 1.000
810 1.000
820 1.000
830 1.000
840 1.000
850 1.000
860 1.000
870 1.000
880 1.000
890 1.000
900 1.000
910 1.000
920 1.000
930 1.000
940 1.000
950 1.000
960 1.000
970 1.000
980 1.000
990 1.000
1,000 1.000
1,010 1.000
1,020 1.000
1,030 1.000
1,040 1.000
1,050 1.000
1,060 1.000
1,070 1.000
1,080 1.000
1,090 1.000
λ [nm]
1,100 1.000
1,110 1.000
1,120 1.000
1,130 1.000
1,140 1.000
1,150 1.000
1,160 1.000
1,170 1.000
1,180 1.000
1,190 1.000
1,200 1.000
1,250 1.000
1,300 1.000
1,350 1.000
1,400 0.999
1,450 1.000
1,500 1.000
1,550 1.000
1,600 1.000
1,650 1.000
1,700 1.000
1,750 1.000
1,800 1.000
1,850 0.999
1,900 0.998
1,950 0.997
2,000 0.996
2,050 0.994
2,100 0.989
2,150 0.986
λ [nm]
2,200 0.981
2,250 0.978
2,300 0.979
2,350 0.976
2,400 0.971
2,450 0.964
2,500 0.958
2,550 0.951
2,600 0.943
2,650 0.926
2,700 0.854
2,750 0.438
2,800 0.415
2,850 0.444
2,900 0.474
2,950 0.488
3,000 0.493
3,050 0.493
3,100 0.490
3,150 0.484
3,200 0.474
3,250 0.462
3,300 0.442
3,350 0.417
3,400 0.389
3,450 0.352
3,500 0.311
3,550 0.271
3,600 0.243
3,650 0.221
λ [nm]
3,700 0.233
3,750 0.261
3,800 0.275
3,850 0.265
3,900 0.246
3,950 0.225
4,000 0.204
4,050 0.184
4,100 0.165
4,150 0.141
4,200 0.116
4,250 0.090
4,300 0.064
4,350 0.041
4,400 0.022
4,450 0.010
4,500 0.004
4,550 0.001
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 0.918
Reference thickness
d [mm] 2
Refractive Indices n
n (296.7 nm) = 1.550
nd (587.6 nm) = 1.520

Colorimetric evaluation

Illuminant A(Planck T = 2347K)
d [mm] 1 2 3
x
y
Y
λd [nm]
Pe
Illuminant Planck T = 3200 K
d [mm] 1 2 3
x
y
Y
λd [nm]
Pe
Illuminant D65 (TC = 6504 K)
d [mm] 1 2 3
x
y
Y
λd [nm]
Pe
Density
p [g/cm3] 2.51
Bubble content
Bubble class 1
Transformation temperature
Tg [°C] 558
Temperature coefficient
Tk [nm/°C] 0.06
Chemical Resistance
FR class 0
SR class 1.0
AR class 2.0
Thermal expansion
α-30°C/+70°C [10-6/K] 7.1
α20°C/300°C [10-6/K] 8.4
α20°C/200°C [10-6/K]