Optical constants of HIKARI - SK (Dense crown)
J-SK2
Wavelength:
µm
(0.290–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.53980653-0.00890433248λ^{2}-8.4074007\text{×}10^{-05}λ^{4}+0.0155288703λ^{-2}+0.000221892881λ^{-4}+3.98552039\text{×}10^{-06}λ^{-6}+1.13655993\text{×}10^{-07}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 4.2649e-06 1.5619e-08 -2.3374e-12 5.6858e-07 6.7888e-10 0.17909
nd: 1.607380
Vd: 56.739966
density: 3.53 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 5.7e-06 K-1
dPgF: -0.0016
phosphate_resistance: 2.0
References
NIKON Zemax catalog 2017-11 (obtained from http://www.nikon.com)
See also HIKARI glass data sheets
Data
INFO
Hikari Glass Co., Ltd.
Hikari Glass Co., Ltd. is a Japanese glass maker, a subsidiary of Nikon Corp.External links
- Hikari Glass Co., Ltd. (in Japanese)
- Nikon