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Optical constants of SCHOTT - PSK (Dense phosphate crown)
N-PSK53
Wavelength:
µm
(0.31 – 2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.3434087λ^2}{λ^2-0.00675074317}+\frac{0.241417935λ^2}{λ^2-0.0219910513}+\frac{0.952896897λ^2}{λ^2-103.551457}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -9.29e-06 5.78e-09 8.87e-13 4.59e-07 5.86e-10 0.155
nd: 1.62014
Vd: 63.48
glass_code: 620635.360
glass_status: special
density: 3.6 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 9.4e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1.09e-05 K-1
dPgF: 0.0053
climatic_resistance: 2.0
stain_resistance: 1.0
acid_resistance: 52.3
alkali_resistance: 1.2
phosphate_resistance: 4.3
Comments
inquiry glass
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets