Optical constants of OHARA - LAM (Lanthanum, medium-index)
LAM54
Wavelength:
µm
(0.334–2.325)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.019994-0.015777485λ^{2}+0.022691302λ^{-2}+0.00093505681λ^{-4}-5.6267103\text{×}10^{-05}λ^{-6}+4.0846095\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C nd: 1.756998 Vd: 47.815604 glass_code: 757478 glass_status: preferred
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets