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Optical constants of CDGM - ZBAF (Dense barium flint)
ZBAF2

Wavelength: µm
 (0.330–2.400)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula

$$n^2=2.6324147-0.0087251762λ^{2}+0.019124302λ^{-2}+0.00044859331λ^{-4}-1.7473295\text{×}10^{-05}λ^{-6}+2.8601145\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
nd: 1.639616
Vd: 48.230454
glass_code: 640483
glass_status: preferred
density: 3.83 g/cm3
thermal_expansion:
  - temperature_range: -30 70 ℃
    coefficient: 6.1e-06 K-1
  - temperature_range: 20 300 ℃
    coefficient: 7.5e-06 K-1
dPgF: -0.002

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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