Optical constants of SCHOTT - SF (Dense flint)
N-SF19
Wavelength:
µm
(0.37–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.52005444λ^2}{λ^2-0.01096144}+\frac{0.17573947λ^2}{λ^2-0.0593248486}+\frac{1.43623424λ^2}{λ^2-126.795151}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 1.32e-06 1.22e-08 -1.36e-11 7.64e-07 1.09e-09 0.279
nd: 1.66679
Vd: 33.12
glass_code: 667331.290
glass_status: special
density: 2.9 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.2e-06 K-1
- temperature_range: 20 300 °C
coefficient: 8.3e-06 K-1
dPgF: 0.0095
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 1.2
phosphate_resistance: 1.0
Comments
inquiry glass
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets