Optical constants of HIKARI - LaSF (Lanthanum dense flint)
Q-LASFPH3S
Wavelength:
µm
(0.300–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.14195165-0.0129889243λ^{2}-0.000159736617λ^{4}+0.0279148154λ^{-2}+0.000509887221λ^{-4}+1.32658761\text{×}10^{-05}λ^{-6}+5.1483904\text{×}10^{-07}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 7.214769e-06 1.384106e-08 2.397527e-12 7.530988e-07 4.214031e-10 0.1880134
nd: 1.795256
Vd: 45.252757
density: 4.83 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 5.9e-06 K-1
dPgF: -0.0095
phosphate_resistance: 2.0
Comments
For mold lens
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