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Optical constants of HIKARI - LaSF (Lanthanum dense flint)
E-LASF016

Wavelength: µm
 (0.310 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.07241378-0.0146849804λ^{2}+0.0244285857λ^{-2}+0.000398183255λ^{-4}+1.22802438\text{×}10^{-05}λ^{-6}+1.23709929\text{×}10^{-07}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 23.0 °C
n_d: 1.772499
V_d: 49.607590
glass_code: 772496
glass_status: preferred
density: 4.25 g/cm3
coefficient_of_thermal_expansion_1: 7.1e-06 K-1
ΔP_gF: -0.009

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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