Optical constants of HIKARI - K (Crown)
J-K3
Wavelength:
µm
(0.310–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.27169182-0.00815289465λ^{2}-6.46337623\text{×}10^{-05}λ^{4}+0.0119516164λ^{-2}+0.00017667373λ^{-4}+1.45062194\text{×}10^{-06}λ^{-6}+2.2485209\text{×}10^{-07}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 23.0 ℃
thermal_dispersion:
- type: "Schott formula"
coefficients: -3.228e-06 1.2024e-08 -1.9137e-12 5.3014e-07 4.7672e-10 0.20454
nd: 1.518230
Vd: 58.816848
density: 2.5 g/cm3
thermal_expansion:
- temperature_range: -30 70 ℃
coefficient: 8.9e-06 K-1
dPgF: -0.0008
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