Optical constants of HIKARI - LaSF (Lanthanum dense flint)
LASF01
Wavelength:
µm
(0.340–0.7)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.106256-0.0130242λ^{2}+0.03000569λ^{-2}-0.0002794596λ^{-4}+0.0001479538λ^{-6}-6.924513\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
nd: 1.785900
Vd: 44.174079
glass_code: 786442
glass_status: preferred
density: 4.27 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.4e-06 K-1
dPgF: -0.007
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