Optical constants of HIKARI - BaSF (Barium dense flint)
J-BASF7
Wavelength:
µm
(0.350–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.82115391-0.0100514408λ^{2}-9.24350756\text{×}10^{-05}λ^{4}+0.0249821665λ^{-2}+0.000523468025λ^{-4}+3.70259835\text{×}10^{-05}λ^{-6}-2.14786963\text{×}10^{-06}λ^{-8}+2.97698375\text{×}10^{-07}λ^{-10}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 4.0177e-06 1.187e-08 -2.3814e-12 7.4284e-07 9.0374e-10 0.23938
nd: 1.701540
Vd: 41.018469
density: 3.63 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.7e-06 K-1
dPgF: 0.0003
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