Optical constants of HIKARI - LaSF (Lanthanum dense flint)
J-LASF09A
Wavelength:
µm
(0.280–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.21676146-0.013942445λ^{2}-0.000118797124λ^{4}+0.0279205286λ^{-2}+0.000601395043λ^{-4}-4.6499054\text{×}10^{-06}λ^{-6}+1.72221463\text{×}10^{-06}λ^{-8}-3.69002554\text{×}10^{-08}λ^{-10}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 2.9976e-06 1.104e-08 1.8476e-12 7.0436e-07 7.6931e-10 0.16596
nd: 1.816000
Vd: 46.594128
density: 4.99 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 5.6e-06 K-1
dPgF: -0.0096
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