Optical constants of HIKARI - BaF (Barium flint)
E-BAF4
Wavelength:
µm
(0.350–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.50495857+0.00332474118λ^{2}+0.0283142796λ^{-2}-0.00204413784λ^{-4}+0.000334309924λ^{-6}-1.53485779\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
nd: 1.605620
Vd: 43.767613
glass_status: preferred
density: 2.89 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.5e-06 K-1
dPgF: 0.0009
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