Optical constants of HIKARI - LaF (Lanthanum flint)
P-LAF010S
Wavelength:
µm
(0.280–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.97145551-0.0123084336λ^{2}+0.0229406443λ^{-2}+0.000555750122λ^{-4}-1.48240363\text{×}10^{-05}λ^{-6}+1.43842628\text{×}10^{-06}λ^{-8}-0.00011444912λ^{4}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
nd: 1.742999
Vd: 49.277592
glass_status: preferred
density: 4.29 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.2e-06 K-1
dPgF: -0.0078
Comments
Low Tg glass
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