Optical constants of HIKARI - BaSF (Barium dense flint)
J-BASF8
Wavelength:
µm
(0.350–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.88696022-0.0105560202λ^{2}-0.000102521932λ^{4}+0.0280905311λ^{-2}+0.000399098561λ^{-4}+0.000115091109λ^{-6}-1.16375905\text{×}10^{-05}λ^{-8}+8.75066077\text{×}10^{-07}λ^{-10}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 2.5871e-06 1.1642e-08 -2.8949e-13 7.8847e-07 1.0939e-09 0.24783
nd: 1.723420
Vd: 38.029744
density: 3.61 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.9e-06 K-1
dPgF: 0.0024
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