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Optical constants of CDGM - F (Flint)
H-F51

Wavelength: µm
 (0.360 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.6334392-0.023786997λ^{2}+0.013503973λ^{-2}+0.0039049789λ^{-4}-0.0004141067λ^{-6}+2.7097419\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 20.0 °C
n_d: 1.639802
V_d: 34.486325
glass_code: 640345
density: 2.76 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.4e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.02e-05 K-1
ΔP_gF: 0.005
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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