Optical constants of OHARA - LAH (Lanthanum, high-index)
LAH75
Wavelength:
µm
(0.334–2.325)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.3972115-0.015825501λ^{2}+0.036818916λ^{-2}+0.0017596445λ^{-4}-8.4041673\text{×}10^{-05}λ^{-6}+1.0522807\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C nd: 1.873996 Vd: 35.258591 glass_code: 874353 glass_status: preferred
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets