Optical constants of HIKARI - BaF (Barium flint)
J-BAF3
Wavelength:
µm
(0.350–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.45448839-0.00867148963λ^{2}-0.00010471524λ^{4}+0.0176039752λ^{-2}+0.000154610243λ^{-4}+5.59918259\text{×}10^{-05}λ^{-6}-5.01297284\text{×}10^{-06}λ^{-8}+3.1755799\text{×}10^{-07}λ^{-10}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -2.8925e-06 1.1917e-08 -1.9592e-12 6.4316e-07 6.544e-10 0.23169
nd: 1.582670
Vd: 46.484267
density: 2.74 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.5e-06 K-1
dPgF: -0.0001
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