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Optical constants of SCHOTT - PSK (Dense phosphate crown)
N-PSK53

Wavelength: µm
 (0.31 – 2.5)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.3434087λ^2}{λ^2-0.00675074317}+\frac{0.241417935λ^2}{λ^2-0.0219910513}+\frac{0.952896897λ^2}{λ^2-103.551457}$$

Conditions & Spec sheet

n_absolute: false
λ_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
n_d: 1.62014
V_d: 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
ΔP_gF: 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

Data

[Expressions for n]   [CSV - comma separated]   [TXT - tab separated]   [Full database record]

INFO

SCHOTT AG

SCHOTT AG is a German glass manufacturer. SCHOTT also publishes a glass catalog (SCHOTT Optical Glass Datasheets), which is a standard reference for the properties of many optical glasses.

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Glass

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