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    GG420

    A longpass filter with low transmission in short wavelengths range and high transmission in long wavelength ranges.

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    GG420
    Spectral values guaranteed
    λs (τi = 0.00001) [nm] 360
    λc (τi = 0.5) [nm] 420 ± 6
    λp1 (τi = 0.92) [nm] 530
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    SCHOTT Article
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      Download Data sheet GG420
      Article Details
       
      Technical Details
      Internal Transmittance (Chart)

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

      Lambda [nm]
      200
      300
      400
      500
      600
      700
      800
      900
      1000
      1100
      1200
      1E-5
      1E-4
      1E-3
      0.01
      0.05
      0.1
      0.2
      0.3
      0.4
      0.5
      0.6
      0.7
      0.8
      0.9
      0.95
      0.96
      0.97
      0.98
      0.99
      SCHOTT
      GG420 - GG420
      Thickness
      3.0
      Reflection factor
      0.9183
      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 < 10⁻³
      310 < 10⁻³
      320 < 10⁻³
      330 < 10⁻³
      340 < 10⁻³
      350 < 10⁻³
      360 < 10⁻³
      370 < 10⁻³
      380 < 10⁻³
      390 < 10⁻³
      400 < 10⁻³
      410 0.061
      420 0.479
      430 0.770
      440 0.855
      450 0.885
      460 0.903
      470 0.918
      480 0.930
      490 0.941
      λ [nm]
      500 0.950
      510 0.958
      520 0.964
      530 0.970
      540 0.975
      550 0.978
      560 0.981
      570 0.983
      580 0.984
      590 0.985
      600 0.986
      610 0.986
      620 0.986
      630 0.985
      640 0.985
      650 0.984
      660 0.983
      670 0.983
      680 0.981
      690 0.980
      700 0.979
      710 0.978
      720 0.977
      730 0.975
      740 0.974
      750 0.972
      760 0.971
      770 0.969
      780 0.968
      790 0.966
      λ [nm]
      800 0.965
      810 0.964
      820 0.962
      830 0.961
      840 0.960
      850 0.958
      860 0.957
      870 0.956
      880 0.955
      890 0.954
      900 0.953
      910 0.952
      920 0.952
      930 0.951
      940 0.951
      950 0.950
      960 0.950
      970 0.949
      980 0.949
      990 0.949
      1,000 0.948
      1,010 0.948
      1,020 0.948
      1,030 0.948
      1,040 0.947
      1,050 0.947
      1,060 0.947
      1,070 0.947
      1,080 0.947
      1,090 0.946
      λ [nm]
      1,100 0.946
      1,110 0.946
      1,120 0.946
      1,130 0.947
      1,140 0.947
      1,150 0.947
      1,160 0.947
      1,170 0.947
      1,180 0.947
      1,190 0.947
      1,200 0.947
      1,250 0.948
      1,300 0.950
      1,350 0.953
      1,400 0.952
      1,450 0.958
      1,500 0.963
      1,550 0.966
      1,600 0.969
      1,650 0.970
      1,700 0.970
      1,750 0.970
      1,800 0.968
      1,850 0.966
      1,900 0.965
      1,950 0.963
      2,000 0.961
      2,050 0.959
      2,100 0.956
      2,150 0.950
      λ [nm]
      2,200 0.938
      2,250 0.934
      2,300 0.938
      2,350 0.938
      2,400 0.932
      2,450 0.921
      2,500 0.914
      2,550 0.910
      2,600 0.906
      2,650 0.889
      2,700 0.812
      2,750 0.324
      2,800 0.240
      2,850 0.250
      2,900 0.267
      2,950 0.278
      3,000 0.283
      3,050 0.279
      3,100 0.269
      3,150 0.255
      3,200 0.240
      3,250 0.224
      3,300 0.206
      3,350 0.191
      3,400 0.176
      3,450 0.164
      3,500 0.158
      3,550 0.155
      3,600 0.153
      3,650 0.154
      λ [nm]
      3,700 0.157
      3,750 0.164
      3,800 0.172
      3,850 0.177
      3,900 0.179
      3,950 0.174
      4,000 0.166
      4,050 0.155
      4,100 0.141
      4,150 0.123
      4,200 0.105
      4,250 0.086
      4,300 0.066
      4,350 0.046
      4,400 0.024
      4,450 0.009
      4,500 0.003
      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
      Optical values
      Reflection factor
      Pd 0.918
      Reference thickness
      d [mm] 3
      Spectral values guaranteed
      λs (τi = 0.00001) [nm] 360
      λc (τi = 0.5) [nm] 420 ± 6
      λp1 (τi = 0.92) [nm] 530
      Refractive Indices n
      ns (852.1 nm) = 1.520
      ne (546.1 nm) = 1.530
      nd (587.6 nm) = 1.520
      Colorimetric evaluation
      Illuminant A(Planck T = 2347K)
      d [mm] 1 2 3
      x 0.450 0.453 0.455
      y 0.410 0.412 0.414
      Y 91 90 90
      λd [nm] 581 581 581
      Pe 0.04 0.07 0.10
      Illuminant Planck T = 3200 K
      d [mm] 1 2 3
      x 0.426 0.429 0.432
      y 0.403 0.405 0.408
      Y 91 90 90
      λd [nm] 579 579 579
      Pe 0.04 0.07 0.10
      Illuminant D65 (TC = 6504 K)
      d [mm] 1 2 3
      x 0.317 0.320 0.324
      y 0.337 0.342 0.348
      Y 91 90 89
      λd [nm] 569 570 570
      Pe 0.03 0.06 0.08
      Physical values
      Density
      p [g/cm3] 2.55
      Bubble content
      Bubble class 3
      Transformation temperature
      Tg [°C] 535
      Temperature coefficient
      Tk [nm/°C] 0.07
      Chemical Resistance
      FR class 0
      SR class 1.0
      AR class 1.0
      Thermal expansion
      α-30°C/+70°C [10-6/K] 7.8
      α20°C/300°C [10-6/K] 9
      α20°C/200°C [10-6/K]
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