Optical constants of HIKARI - KF (Crownflint)
J-KF6
Wavelength:
µm
(0.340–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.26653222-0.00974283829λ^{2}-8.49115572\text{×}10^{-05}λ^{4}+0.0127195343λ^{-2}+0.000315395806λ^{-4}-8.83703038\text{×}10^{-06}λ^{-6}+1.84064027\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 23.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 1.0458e-06 1.7479e-08 -2.0062e-12 4.8402e-07 3.8942e-10 0.23771
nd: 1.517420
Vd: 52.203782
density: 2.47 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.8e-06 K-1
dPgF: 0.0011
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