Optical constants of HIKARI - BaSF (Barium dense flint)
J-BASF2
Wavelength:
µm
(0.360–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.69527127-0.0109541476λ^{2}+0.0234490053λ^{-2}+0.0019016356λ^{-4}-0.000368276327λ^{-6}+7.49770823\text{×}10^{-05}λ^{-8}-7.0943249\text{×}10^{-06}λ^{-10}+3.01058679\text{×}10^{-07}λ^{-12}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 23.0 ℃
thermal_dispersion:
- type: "Schott formula"
coefficients: -2.6152e-06 1.1055e-08 -2.485e-12 7.8656e-07 1.133e-09 0.26477
nd: 1.664460
Vd: 35.870305
density: 3.08 g/cm3
thermal_expansion:
- temperature_range: -30 70 ℃
coefficient: 8.4e-06 K-1
dPgF: 0.0048
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