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Optical constants of HIKARI - LaSF (Lanthanum dense flint)
LASF010

Wavelength: µm
 (0.350 – 0.7)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.162451+0.04629811λ^{2}+0.09621568λ^{-2}-0.01807107λ^{-4}+0.002856517λ^{-6}-0.0001616506λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
nd: 1.834000
Vd: 37.338765
glass_code: 834373
glass_status: preferred
density: 4.32 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.9e-06 K-1
dPgF: -0.003

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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