Optical constants of HIKARI - BaF (Barium flint)
E-BAF8
Wavelength:
µm
(0.350–0.7)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.58072694-0.00826682499λ^{2}+0.0192773695λ^{-2}+0.000287391647λ^{-4}+1.54399962\text{×}10^{-05}λ^{-6}+4.63747358\text{×}10^{-07}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 23.0 ℃
nd: 1.623740
Vd: 47.044346
glass_code: 624470
glass_status: preferred
density: 3.14 g/cm3
thermal_expansion:
- temperature_range: -30 70 ℃
coefficient: 8e-06 K-1
dPgF: -0.0031
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