Optical constants of OHARA - LAH (Lanthanum, high-index)
LAH51
Wavelength:
µm
(0.334–2.325)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.110662-0.014462677λ^{2}+0.026457698λ^{-2}+0.00091877798λ^{-4}-3.3951573\text{×}10^{-05}λ^{-6}+3.325784\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C nd: 1.785896 Vd: 44.186159 glass_code: 786442 glass_status: preferred
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets