Optical constants of HIKARI - BaF (Barium flint)
BAF4
Wavelength:
µm
(0.330 – 0.7)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.504959+0.003324741λ^{2}+0.02831428λ^{-2}-0.002044138λ^{-4}+0.0003343099λ^{-6}-1.534858\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
nd: 1.605620
Vd: 43.767629
glass_code: 606438
glass_status: preferred
density: 3.37 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.8e-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