Optical constants of HIKARI - LaSF (Lanthanum dense flint)
Q-LASF03S
Wavelength:
µm
(0.320–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.1699583-0.012153683λ^{2}-0.000127440597λ^{4}+0.0309253962λ^{-2}+0.000733513997λ^{-4}+6.0190839\text{×}10^{-06}λ^{-6}+2.17380961\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 1.0303e-05 1.4294e-08 -9.4458e-13 8.9892e-07 1.0565e-09 0.21112
nd: 1.806040
Vd: 40.737356
density: 4.48 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.1e-06 K-1
dPgF: -0.007
phosphate_resistance: 3.0
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