Optical constants of SCHOTT - SK (Dense crown)
N-SK16
Wavelength:
µm
(0.31–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.34317774λ^2}{λ^2-0.00704687339}+\frac{0.241144399λ^2}{λ^2-0.0229005}+\frac{0.994317969λ^2}{λ^2-92.7508526}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -2.37e-08 1.32e-08 -1.29e-11 4.09e-07 5.17e-10 0.17
nd: 1.62041
Vd: 60.32
glass_code: 620603.358
glass_status: standard
density: 3.58 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.3e-06 K-1
- temperature_range: 20 300 °C
coefficient: 7.3e-06 K-1
dPgF: -0.0011
climatic_resistance: 4.0
stain_resistance: 4.0
acid_resistance: 53.3
alkali_resistance: 3.3
phosphate_resistance: 3.2
Comments
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets