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Optical constants of CDGM - ZK (Dense crown)
D-ZK3L

Wavelength: µm
 (0.300 – 2.400)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{0.638506128λ^2}{λ^2-0.00216674072}+\frac{0.857387558λ^2}{λ^2-0.0144860621}+\frac{1.23664057λ^2}{λ^2-107.881152}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 2.09e-06 1.33e-08 5.99e-11 4.94e-07 2.85e-10 0.176
nd: 1.591700
Vd: 60.701147
glass_code: 592607
density: 2.84 g/cm3
thermal_expansion:
  - temperature_range: 20 300 ℃
    coefficient: 9.2e-06 K-1
dPgF: -0.0045

Comments

anneal rate:4℃/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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