Optical constants of CDGM - F (Flint)
H-F2
Wavelength:
µm
(0.360 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.40477521λ^2}{λ^2-0.0104153446}+\frac{1.17495845λ^2}{λ^2-113.688956}+\frac{0.130830575λ^2}{λ^2-0.0568962426}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
thermal_dispersion:
- type: "Schott formula"
coefficients: 5.89e-07 1.15e-08 -3.15e-11 6.95e-07 2.04e-09 0.271
nd: 1.612930
Vd: 37.004441
glass_code: 613370
density: 2.65 g/cm3
thermal_expansion:
- temperature_range: -30 70 ℃
coefficient: 7.8e-06 K-1
- temperature_range: 20 300 ℃
coefficient: 9.4e-06 K-1
dPgF: 0.004
climatic_resistance: 1.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets