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Optical constants of CDGM - ZK (Dense crown)
H-ZK10

Wavelength: µm
 (0.313 – 2.400)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{1.48007727λ^2}{λ^2-0.00852142302}+\frac{0.874190019λ^2}{λ^2-93.1901383}+\frac{0.1058395λ^2}{λ^2-0.0327272904}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -3.18e-09 2.08e-08 -7.24e-11 5e-07 -1.17e-10 0.212
nd: 1.622100
Vd: 56.709831
glass_code: 622567
density: 3.63 g/cm3
thermal_expansion:
  - temperature_range: -30 70 ℃
    coefficient: 6.5e-06 K-1
  - temperature_range: 20 300 ℃
    coefficient: 7.5e-06 K-1
dPgF: -0.0018
climatic_resistance: 1.0

References

CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets

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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