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Optical constants of HIKARI - BaSF (Barium dense flint)
BASF4

Wavelength: µm
 (0.330 – 0.7)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.653252-0.006578821λ^{2}+0.02439776λ^{-2}+0.0005194976λ^{-4}+2.48777\text{×}10^{-05}λ^{-6}+1.560994\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
nd: 1.651280
Vd: 38.218241
glass_code: 651382
glass_status: preferred
density: 3.91 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 1.01e-05 K-1
dPgF: 0.001

References

NIKON Zemax catalog 2017-11 (obtained from http://www.nikon.com)
See also HIKARI glass data sheets

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

INFO

Hikari Glass Co., Ltd.

Hikari Glass Co., Ltd. is a Japanese glass maker, a subsidiary of Nikon Corp.

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