Optical constants of HIKARI - FK (Fluor crown)
J-FK01
Wavelength:
µm
(0.280–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.21789187-0.00556369762λ^{2}-3.28049024\text{×}10^{-05}λ^{4}+0.00839632921λ^{-2}+8.32133541\text{×}10^{-05}λ^{-4}+8.943616\text{×}10^{-07}λ^{-6}+1.16808762\text{×}10^{-08}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -1.6261e-05 -1.0417e-08 1.2293e-12 3.9951e-07 4.4952e-10 0.14711
nd: 1.497000
Vd: 81.730179
glass_status: preferred
density: 3.69 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 1.22e-05 K-1
dPgF: 0.0299
phosphate_resistance: 4.0
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