Optical constants of HIKARI - LaF (Lanthanum flint)
E-LAFH2
Wavelength:
µm
(0.360–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.1493362-0.0148382096λ^{2}+0.0335324542λ^{-2}+0.00159644183λ^{-4}-7.06244061\text{×}10^{-05}λ^{-6}+1.15814159\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
nd: 1.803840
Vd: 33.889217
glass_status: preferred
density: 3.58 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.5e-06 K-1
dPgF: 0.0032
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