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Optical constants of HIKARI - K (Crown)
J-K5

Wavelength: µm
 (0.320 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.28421062-0.00815537489λ^{2}-0.000105573054λ^{4}+0.0122386101λ^{-2}+0.000110833374λ^{-4}+9.05979458\text{×}10^{-06}λ^{-6}-1.07673777\text{×}10^{-07}λ^{-8}$$

Conditions & Spec sheet

n_is_absolute: false
λ_is_vacuum: false
temperature: 23.0 °C
coefficients_of_thermal_dispersion: -2.6386e-07 1.3653e-08 -1.1144e-12 5.2084e-07 5.5907e-10 0.18473
n_d: 1.522490
V_d: 59.213983
density: 2.52 g/cm3
coefficient_of_thermal_expansion_1: 7.7e-06 K-1
ΔP_gF: -0.001
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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