Optical constants of HIKARI - LaSF (Lanthanum dense flint)
P-LASFH11S
Wavelength:
µm
(0.280 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=3.07248878-0.0130910046λ^{2}+0.0257175166λ^{-2}+0.000468797447λ^{-4}+8.26140166\text{×}10^{-06}λ^{-6}+4.96911029\text{×}10^{-07}λ^{-8}-0.000149735345λ^{4}$$Conditions & Spec sheet
n_absolute: false
λ_vacuum: false
temperature: 23.0 °C
n_d: 1.773870
V_d: 47.253126
glass_status: preferred
density: 4.63 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.4e-06 K-1
ΔP_gF: -0.0088
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