Optical constants of HIKARI - LaSF (Lanthanum dense flint)
J-LASFH13
Wavelength:
µm
(0.360–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.48496859-0.0134692969λ^{2}-8.98801936\text{×}10^{-05}λ^{4}+0.0453620373λ^{-2}+0.00110287376λ^{-4}+0.000148043312λ^{-6}-1.27401645\text{×}10^{-05}λ^{-8}+1.28412516\text{×}10^{-06}λ^{-10}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 23.0 ℃
thermal_dispersion:
- type: "Schott formula"
coefficients: 3.5288e-07 1.3373e-08 -2.3595e-12 1.0735e-06 1.6209e-09 0.24723
nd: 1.903660
Vd: 31.274235
density: 4.66 g/cm3
thermal_expansion:
- temperature_range: -30 70 ℃
coefficient: 6.7e-06 K-1
dPgF: 0.0029
phosphate_resistance: 1.0
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