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Optical constants of HIKARI - LaF (Lanthanum flint)
LAF2

Wavelength: µm
 (0.330 – 0.7)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.966463-0.01184749λ^{2}+0.02659597λ^{-2}+7.166823\text{×}10^{-05}λ^{-4}+6.759269\text{×}10^{-05}λ^{-6}-1.704166\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
n_d: 1.744000
V_d: 45.009021
glass_code: 744450
glass_status: preferred
density: 4.09 g/cm3
coefficient_of_thermal_expansion_1: 7.7e-06 K-1
ΔP_gF: -0.0068

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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