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Optical constants of HIKARI - SSK (Very dense crown)
J-SSK8

Wavelength: µm
 (0.340 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.56658096-0.00972847347λ^{2}-9.45439785\text{×}10^{-05}λ^{4}+0.0174935076λ^{-2}+0.00037143324λ^{-4}-4.00752907\text{×}10^{-06}λ^{-6}+1.64198401\text{×}10^{-06}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -1.8048e-07 1.4835e-08 -1.7401e-12 5.7878e-07 4.4457e-10 0.21481
nd: 1.617720
Vd: 49.813967
density: 3.18 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 7.4e-06 K-1
dPgF: -0.0012
phosphate_resistance: 3.0

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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