Optical constants of SCHOTT - SK (Dense crown)
N-SK2HT
Wavelength:
µm
(0.31–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.28189012λ^2}{λ^2-0.0072719164}+\frac{0.257738258λ^2}{λ^2-0.0242823527}+\frac{0.96818604λ^2}{λ^2-110.377773}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 3.8e-06 1.41e-08 2.28e-11 6.44e-07 8.03e-11 0.108 nd: 1.60738 Vd: 56.65 glass_code: 607567.355 glass_status: standard density: 3.55 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 6e-06 K-1 - temperature_range: 20 300 °C coefficient: 7.1e-06 K-1 dPgF: -0.0008 climatic_resistance: 2.0 stain_resistance: 0.0 acid_resistance: 2.2 alkali_resistance: 1.0 phosphate_resistance: 2.3
Comments
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets