Optical constants of SCHOTT - LaF (Lanthanum flint)
N-LAF36
Wavelength:
µm
(0.35–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.85744228λ^2}{λ^2-0.00982397191}+\frac{0.294098729λ^2}{λ^2-0.0384309138}+\frac{1.16615417λ^2}{λ^2-89.3984634}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 8.72e-06 1.12e-08 -1.38e-11 7.81e-07 9.48e-10 0.212 nd: 1.79952 Vd: 42.37 glass_code: 800424.443 glass_status: special density: 4.431 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 5.65e-06 K-1 - temperature_range: 20 300 °C coefficient: 6.8e-06 K-1 dPgF: -0.0067 climatic_resistance: 1.0 stain_resistance: 2.0 acid_resistance: 52.3 alkali_resistance: 1.0 phosphate_resistance: 3.3
Comments
inquiry glass
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets