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Optical constants of HIKARI - LaF (Lanthanum flint)
E-LAF01

Wavelength: µm
 (0.340 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.82762091-0.0112227553λ^{2}+0.0213169098λ^{-2}+0.000559325355λ^{-4}-1.3357138\text{×}10^{-05}λ^{-6}+1.86385587\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 23.0 °C
n_d: 1.699998
V_d: 48.078853
glass_code: 700481
glass_status: preferred
density: 3.69 g/cm3
coefficient_of_thermal_expansion_1: 9.1e-06 K-1
ΔP_gF: -0.0043

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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