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Optical constants of CDGM - ZF (Dense flint)
H-ZF12

Wavelength: µm
 (0.370 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.98833616-0.01558083λ^{2}+0.0325585737λ^{-2}+0.00407634444λ^{-4}-0.000423585266λ^{-6}+4.04422209\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -3e-06 4.05e-09 -1.34e-10 9.31e-07 3.32e-09 0.293
nd: 1.761823
Vd: 26.613203
glass_code: 762266
density: 3.17 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.4e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.01e-05 K-1
dPgF: 0.0119
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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