Optical constants of HIKARI - BaF (Barium flint)
J-BAF11
Wavelength:
µm
(0.340–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.71886836-0.00921086428λ^{2}-5.97080099\text{×}10^{-05}λ^{4}+0.0202512558λ^{-2}+0.000423467645λ^{-4}-1.03717059\text{×}10^{-06}λ^{-6}+1.22100678\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 4.0058e-06 1.1688e-08 -1.0242e-12 7.0959e-07 7.9601e-10 0.19887
nd: 1.666720
Vd: 48.331725
density: 3.59 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
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