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Optical constants of CDGM - F (Flint)
H-F2

Wavelength: µm
 (0.360 – 2.400)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{1.40477521λ^2}{λ^2-0.0104153446}+\frac{1.17495845λ^2}{λ^2-113.688956}+\frac{0.130830575λ^2}{λ^2-0.0568962426}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 5.89e-07 1.15e-08 -3.15e-11 6.95e-07 2.04e-09 0.271
nd: 1.612930
Vd: 37.004441
glass_code: 613370
density: 2.65 g/cm3
thermal_expansion:
  - temperature_range: -30 70 ℃
    coefficient: 7.8e-06 K-1
  - temperature_range: 20 300 ℃
    coefficient: 9.4e-06 K-1
dPgF: 0.004
climatic_resistance: 1.0

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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