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Optical constants of HIKARI - LLF (Very light flint)
J-LLF2

Wavelength: µm
 (0.340 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.32991556-0.00866190637λ^{2}-5.64810656\text{×}10^{-05}λ^{4}+0.01502038λ^{-2}+0.000420176461λ^{-4}-1.21206332\text{×}10^{-05}λ^{-6}+2.27699343\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 23.0 °C
coefficients_of_thermal_dispersion: -2.658e-06 8.2902e-09 -1.5376e-12 6.5839e-07 6.188e-10 0.23166
n_d: 1.540720
V_d: 46.966429
density: 2.53 g/cm3
coefficient_of_thermal_expansion_1: 8.8e-06 K-1
ΔP_gF: -0.0001
phosphate_resistance: 1.0

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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