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Optical constants of CDGM - F (Flint)
H-F13

Wavelength: µm
 (0.360 – 2.400)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{0.141150321λ^2}{λ^2-0.0576025273}+\frac{1.23908619λ^2}{λ^2-117.259382}+\frac{1.43200332λ^2}{λ^2-0.0106818976}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -1.02e-06 1.53e-08 -5.65e-11 7.32e-07 8.29e-10 0.275
nd: 1.625880
Vd: 35.698971
glass_code: 626357
density: 2.69 g/cm3
thermal_expansion:
  - temperature_range: -30 70 ℃
    coefficient: 8e-06 K-1
  - temperature_range: 20 300 ℃
    coefficient: 9.9e-06 K-1
dPgF: 0.0046
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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