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Optical constants of CDGM - ZBAF (Dense barium flint)
H-ZBAF1

Wavelength: µm
 (0.340 – 2.400)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{1.05607188λ^2}{λ^2-114.460233}+\frac{1.45456542λ^2}{λ^2-0.00840268049}+\frac{0.129035718λ^2}{λ^2-0.036305429}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 3.71e-06 2.12e-08 -1.14e-10 4.62e-07 6.87e-11 0.246
nd: 1.622300
Vd: 53.170869
glass_code: 622532
density: 3.57 g/cm3
thermal_expansion:
  - temperature_range: -30 70 ℃
    coefficient: 6e-06 K-1
  - temperature_range: 20 300 ℃
    coefficient: 7.2e-06 K-1
dPgF: -0.0009

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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