Optical constants of SCHOTT - F (Flint)
N-F2
Wavelength:
µm
(0.365–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.39757037λ^2}{λ^2-0.00995906143}+\frac{0.159201403λ^2}{λ^2-0.0546931752}+\frac{1.2686543λ^2}{λ^2-119.248346}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 4.62e-07 1.17e-08 -2.35e-11 7.47e-07 9.81e-10 0.263
nd: 1.62005
Vd: 36.43
glass_code: 620364.265
glass_status: standard
density: 2.651 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.84e-06 K-1
- temperature_range: 20 300 °C
coefficient: 9.06e-06 K-1
dPgF: 0.0056
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 1.0
phosphate_resistance: 1.0
Comments
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets