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Optical constants of CDGM - ZF (Dense flint)
ZF1

Wavelength: µm
 (0.330 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.6356161-0.008839642λ^{2}+0.025644781λ^{-2}+0.00096522374λ^{-4}-1.8304798\text{×}10^{-05}λ^{-6}+5.5563517\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
nd: 1.647693
Vd: 33.836872
glass_code: 648338
density: 3.84 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.9e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.04e-05 K-1
dPgF: 0.0006
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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