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Optical constants of HIKARI - SF (Dense flint)
J-SFS3

Wavelength: µm
 (0.370 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=3.05623339-0.0128486167λ^{2}+0.0387408706λ^{-2}+0.00339109066λ^{-4}-0.000605526065λ^{-6}+0.000141221664λ^{-8}-1.44464234\text{×}10^{-05}λ^{-10}+6.88155857\text{×}10^{-07}λ^{-12}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -4.097e-06 1.0254e-08 -1.1078e-12 9.8475e-07 1.5745e-09 0.28971
nd: 1.784700
Vd: 26.268169
density: 3.28 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.4e-06 K-1
dPgF: 0.0128
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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