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Optical constants of CDGM - ZF (Dense flint)
H-ZF71

Wavelength: µm
 (0.370 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.12457417-0.0184343398λ^{2}+0.0395426536λ^{-2}+0.0055116689λ^{-4}-0.000577885043λ^{-6}+6.1110918\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
coefficients_of_thermal_dispersion: -9.72e-06 1.15e-08 -4.56e-11 9.94e-07 1.56e-09 0.31
n_d: 1.808108
V_d: 22.690566
glass_code: 808227
density: 3.3 g/cm3
coefficient_of_thermal_expansion_1: 9.3e-06 K-1
coefficient_of_thermal_expansion_2: 1.05e-05 K-1
ΔP_gF: 0.0225
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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