Optical constants of OHARA - LAH (Lanthanum, high-index)
LAH66
Wavelength:
µm
(0.334–2.325)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.0731081-0.015043205λ^{2}+0.023933518λ^{-2}+0.00055696651λ^{-4}-1.0082346\text{×}10^{-05}λ^{-6}+1.1873265\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C nd: 1.772499 Vd: 49.601340 glass_code: 773496 glass_status: preferred
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets