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Optical constants of HIKARI - SK (Dense crown)
J-SK10

Wavelength: µm
 (0.290 – 2.400)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula

$$n^2=2.58848328-0.00952709742λ^{2}-9.90298068\text{×}10^{-05}λ^{4}+0.0160216897λ^{-2}+0.000207026667λ^{-4}+6.19900432\text{×}10^{-06}λ^{-6}+1.17812844\text{×}10^{-08}λ^{-8}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -1.8647e-07 1.3581e-08 -2.7342e-12 5.2324e-07 5.86e-10 0.17119
nd: 1.622800
Vd: 57.101320
density: 3.58 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 6.8e-06 K-1
dPgF: -0.0022
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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