Optical constants of HIKARI - PK (Phosphate crown)
PK2
Wavelength:
µm
(0.290–0.7)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.268721-0.005772466λ^{2}+0.01533408λ^{-2}-0.001159258λ^{-4}+0.0001697392λ^{-6}-8.270431\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
nd: 1.518210
Vd: 65.027672
glass_code: 518650
glass_status: preferred
density: 2.52 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.2e-06 K-1
dPgF: -0.0032
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