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Optical constants of CDGM - ZK (Dense crown)
H-ZK5

Wavelength: µm
 (0.290 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.54498193-0.00576275042λ^{2}+0.0196014743λ^{-2}-0.000812786508λ^{-4}+0.000138354802λ^{-6}-6.16579204\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -3.46e-06 1.21e-08 1.31e-11 5.78e-07 6.03e-10 0.17
nd: 1.611173
Vd: 55.812649
glass_code: 611558
density: 3.58 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.6e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 9.9e-06 K-1
dPgF: -0.005
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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