Optical constants of HIKARI - LaSK (Lanthanum dense crown)
E-LASKH2
Wavelength:
µm
(0.300–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.01740929-0.0150192115λ^{2}+0.0220799937λ^{-2}+0.000476675587λ^{-4}-9.36464002\text{×}10^{-06}λ^{-6}+9.63541852\text{×}10^{-07}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
nd: 1.754999
Vd: 52.314919
glass_code: 755523
glass_status: preferred
density: 4.29 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7e-06 K-1
dPgF: -0.0091
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