Optical constants of HIKARI - LaSF (Lanthanum dense flint)
J-LASF08
Wavelength:
µm
(0.330–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.44018604-0.0137727093λ^{2}-0.000115923849λ^{4}+0.0355983882λ^{-2}+0.000803698998λ^{-4}+1.22241789\text{×}10^{-05}λ^{-6}+1.64455247\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 23.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 1.5048e-06 9.9853e-09 -1.9374e-12 7.9934e-07 9.0207e-10 0.20353 nd: 1.883000 Vd: 40.657188 glass_status: preferred density: 5.47 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 6.4e-06 K-1 dPgF: -0.0093 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