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Neutral Type Glass

Product Description: 

It absorbs uniformly without selecting the light of different wavelength of a visible light beam. The spectral transmission curve is shown in figure below and its spectral characteristic index is represented by values of the average transmissivity TP, the allowable deviation of average transmissivity ΔP and the maximum allowable QZ.

The value of average transmissivity which is measured in a 2mm thick glass at interval of 20nm between specified wavelength range.

The allowable deviation range of average transmissivity ΔTP indicates the deviation allowed for the average transmissivity of the specified designation of glass.

The value of maximum allowable deviation QZ indicates the absolute differences between the average transmissivity and the maximum transmissivity differed from the average transmissivity within specified wavelength.

Glass Spectral Characteristic: 

Glass Characteristic :  

Type Thickness (mm) nd αX10-7 (/°C) Tg(°C) Ts(°C) TP (standard) TP (Range) QZ (%)
ZAB00 0.5 1.527 65 469 582 2.0% 1.0~4.0% ≤4.0%
ZAB02 2 1.514 65 469 582 1.5% 0.5~3.0% ≤3.0%
ZAB2 2 1.509 65 469 582 2.0% 1.0~3.0% ≤3.0%
ZAB5 2 1.505 65 469 582 5.0% 1.0~9.0% ≤5.0%
ZAB10 2 1.526 65 469 582 10.0% 6.0~15.0% ≤5.0%

Type Thickness (mm) nd αX10-7 (/°C) Tg(°C) Ts(°C) TP (standard) TP (Range) QZ (%)
ZAB25 2 1.502 65 469 582 25.0% 18.0~32.0% ≤6.0%
ZAB30 2 1.523 65 469 582 30% 23.0~37.0% ≤10.0%
ZAB50 2 1.502 65 469 582 50.0% 41.0~59.0% ≤8.0%
ZAB65 2 1.521 65 469 582 65.0% 58.0~72.0% ≤6.0%
ZAB70 2 1.502 65 469 582 70.0% 63.0~77.0% ≤7.0%

 

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