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Optical constants of HIKARI - F (Flint)
J-F8

Wavelength: µm
 (0.360 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.48625113-0.0100589301λ^{2}-3.66798847\text{×}10^{-05}λ^{4}+0.0196315837λ^{-2}+0.000763732181λ^{-4}-3.17124943\text{×}10^{-05}λ^{-6}+5.33168997\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 4.0388e-07 1.206e-08 -1.0656e-12 7.6549e-07 9.5417e-10 0.24832
nd: 1.595510
Vd: 39.212992
density: 2.63 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.8e-06 K-1
dPgF: 0.002
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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