Optical constants of OHARA - APL
APL1
Wavelength:
µm
(0.334 – 2.325)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.2762403-0.0096874647λ^{2}+0.0092330378λ^{-2}+0.00038940853λ^{-4}-3.8018733\text{×}10^{-05}λ^{-6}+2.0693225\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false λ_is_vacuum: false temperature: 25.0 °C n_d: 1.517277 V_d: 69.563209 glass_code: 517696 glass_status: preferred
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets