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Optical constants of HIKARI - LaF (Lanthanum flint)
E-LAF9

Wavelength: µm
 (0.360 – 0.7)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.100922-0.01374983λ^{2}+0.03780926λ^{-2}+0.002077998λ^{-4}-9.162097\text{×}10^{-05}λ^{-6}+1.798297\text{×}10^{-05}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
n_d: 1.795040
V_d: 28.542951
glass_code: 795285
glass_status: preferred
density: 3.51 g/cm3
coefficient_of_thermal_expansion_1: 8.4e-06 K-1
ΔP_gF: 0.011

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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