Optical constants of HIKARI - LaSF (Lanthanum dense flint)
E-LASF010
Wavelength:
µm
(0.350–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.26060903-0.0148581563λ^{2}+0.0340319193λ^{-2}+0.00114204288λ^{-4}-1.89155362\text{×}10^{-05}λ^{-6}+5.34279856\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
nd: 1.834000
Vd: 37.159899
glass_code: 834372
glass_status: preferred
density: 4.28 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.8e-06 K-1
dPgF: -0.0046
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