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Optical constants of CDGM - ZF (Dense flint)
H-ZF72A

Wavelength: µm
 (0.390 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.49933112-0.0270915729λ^{2}+0.0477045173λ^{-2}+0.0109646331λ^{-4}-0.00132276177λ^{-6}+0.000133630751λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
coefficients_of_thermal_dispersion: -5.4e-06 1.6e-08 -1.17e-10 1.2e-06 1.96e-09 0.319
n_d: 1.922867
V_d: 18.895456
glass_code: 923189
density: 3.57 g/cm3
coefficient_of_thermal_expansion_1: 6.7e-06 K-1
coefficient_of_thermal_expansion_2: 8.4e-06 K-1
ΔP_gF: 0.0357
climatic_resistance: 1.0

References

CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

INFO

CDGM Glass Co., Ltd.

CDGM Glass Co., Ltd. is a leading optical glass supplier in China with a worldwile distribution network.

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