Optical constants of CDGM - K (Crown)
H-K90GTI
Wavelength:
µm
(0.290–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.15678766λ^2}{λ^2-0.007006478}+\frac{0.960974772λ^2}{λ^2-100.981876}+\frac{0.121868843λ^2}{λ^2-0.024955389}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -7.71e-07 1.65e-08 -4.14e-11 4.54e-07 4.64e-10 0.177
nd: 1.519480
Vd: 63.291634
glass_code: 519633
density: 2.52 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.8e-06 K-1
- temperature_range: 20 300 °C
coefficient: 9.4e-06 K-1
dPgF: -0.0016
climatic_resistance: 1.0
Comments
i line glass
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets