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Refractive index database


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Optical constants of CDGM - ZBAF (Dense barium flint)
ZBAF51

Wavelength: µm
 (0.340 – 2.400)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula

$$n^2=2.7590164-0.0058180526λ^{2}+0.026609946λ^{-2}-0.00075485994λ^{-4}+0.00017640459λ^{-6}-6.7271173\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
nd: 1.682726
Vd: 44.528543
glass_code: 683445
density: 4.14 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.8e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 8.9e-06 K-1
dPgF: 0.0004

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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