Optical constants of HIKARI - LaSF (Lanthanum dense flint)
J-LASF010
Wavelength:
µm
(0.350–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.25964047-0.0145636865λ^{2}-0.000171298494λ^{4}+0.0351194196λ^{-2}+0.000630621917λ^{-4}+9.80352299\text{×}10^{-05}λ^{-6}-8.0418207\text{×}10^{-06}λ^{-8}+6.28587289\text{×}10^{-07}λ^{-10}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 5.3827e-06 1.703e-08 -1.6389e-12 8.1439e-07 9.5861e-10 0.23595
nd: 1.834000
Vd: 37.183793
density: 4.28 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 5.4e-06 K-1
dPgF: -0.0042
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