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Optical constants of CDGM - ZK (Dense crown)
H-ZK50

Wavelength: µm
 (0.290 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.54140617-0.00972103422λ^{2}+0.0143707512λ^{-2}+0.000594894245λ^{-4}-4.88938359\text{×}10^{-05}λ^{-6}+2.80646352\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 3.49e-06 1.93e-08 -1.35e-11 4.05e-07 1.37e-10 0.244
n_d: 1.607382
V_d: 56.667022
glass_code: 607567
density: 3.54 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 6.8e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 7.7e-06 K-1
ΔP_gF: -0.0026
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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