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Optical constants of CDGM - K (Crown)
H-K11

Wavelength: µm
 (0.290 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.29500524-0.00752634179λ^{2}+0.0130212465λ^{-2}-0.000143116298λ^{-4}+4.31227975\text{×}10^{-05}λ^{-6}-1.8646905\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -5.26e-06 1.82e-08 -8.49e-11 5.16e-07 1.16e-09 0.136
nd: 1.526382
Vd: 60.203222
glass_code: 526602
density: 2.69 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 9.4e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.1e-05 K-1
dPgF: -0.0004
climatic_resistance: 3.0

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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