Optical constants of SCHOTT - KzFS (Special short flint)
N-KZFS4
Wavelength:
µm
(0.334–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.35055424λ^2}{λ^2-0.0087628207}+\frac{0.197575506λ^2}{λ^2-0.0371767201}+\frac{1.09962992λ^2}{λ^2-90.3866994}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 1.81e-06 1.16e-08 -7.99e-12 6.2e-07 7.94e-10 0.205
nd: 1.61336
Vd: 44.49
glass_code: 613445.300
glass_status: standard
density: 3.002 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.3e-06 K-1
- temperature_range: 20 300 °C
coefficient: 8.2e-06 K-1
dPgF: -0.01
climatic_resistance: 1.0
stain_resistance: 1.0
acid_resistance: 3.4
alkali_resistance: 1.2
phosphate_resistance: 1.0
Comments
suitable for precision molding. step 0.5 available
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets