Optical constants of HIKARI - LaSF (Lanthanum dense flint)
J-LASFH24HS
Wavelength:
µm
(0.365–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.45215485-0.0140748042λ^{2}+0.0502420375λ^{-2}+0.00357942817λ^{-4}-0.000494644665λ^{-6}+0.000129480898λ^{-8}-1.35467075\text{×}10^{-05}λ^{-10}+6.96875364\text{×}10^{-07}λ^{-12}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -3.8315e-06 9.6446e-09 -1.07e-12 1.0692e-06 1.6653e-09 0.28647
nd: 1.902000
Vd: 25.263033
density: 4.1 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.7e-06 K-1
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