Optical constants of SUMITA - LCV
K-LCV93
Wavelength:
µm
(0.320–2.000)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.7157014-0.012306139λ^{2}+0.019299156λ^{-2}+0.00076108019λ^{-4}-4.4909824\text{×}10^{-05}λ^{-6}+3.3413499\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 2.14e-05 1.46e-08 -1.89e-10 7.2e-07 9.27e-10 0.225
nd: 1.66520
Vd: 47.3
glass_code: 665473
density: 3.64 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 3e-06 K-1
- temperature_range: 20 300 °C
coefficient: 4.6e-06 K-1
dPgF: -0.0076
climatic_resistance: 1.0
acid_resistance: 4.0
References
SUMITA Zemax catalog 2017-02-02 (obtained from http://www.sumita-opt.co.jp)
See also SUMITA optical glass data book