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Optical constants of CDGM - ZK (Dense crown)
D-ZK2

Wavelength: µm
 (0.280–2.400)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{0.402765796λ^2}{λ^2-0.019063471}+\frac{1.01706887λ^2}{λ^2-101.270923}+\frac{1.06495499λ^2}{λ^2-0.00590052089}$$

Conditions & Spec sheet

n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 2e-06 1.15e-08 4.47e-11 6.34e-07 6.43e-10 0.089
nd: 1.583130
Vd: 59.381686
glass_code: 583594
density: 2.96 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.3e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 9.2e-06 K-1
dPgF: -0.0033
climatic_resistance: 2.0

Comments

anneal rate:4°C/h

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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