Optical constants of HIKARI - LaSF (Lanthanum dense flint)
J-LASFH16
Wavelength:
µm
(0.365–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.83294326-0.0156840611λ^{2}+0.0528843692λ^{-2}+0.00350978963λ^{-4}-0.000506491928λ^{-6}+0.000115081798λ^{-8}-1.10388704\text{×}10^{-05}λ^{-10}+5.01900181\text{×}10^{-07}λ^{-12}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -4.41876e-07 1.0879e-08 1.5014e-12 1.0477e-06 1.44399e-09 0.264948
nd: 2.001000
Vd: 29.123651
density: 5.1 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.1e-06 K-1
dPgF: 0.0041
phosphate_resistance: 1.0
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