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Optical constants of SCHOTT - PK (Phosphate crown)
P-PK53

Wavelength: µm
 (0.32 – 2.5)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{0.960316767λ^2}{λ^2-0.00531032986}+\frac{0.340437227λ^2}{λ^2-0.0175073434}+\frac{0.777865595λ^2}{λ^2-106.87533}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -1.65e-05 -5.14e-10 -2.02e-11 4.11e-07 4.17e-10 0.208
n_d: 1.5269
V_d: 66.22
glass_code: 527662.283
glass_status: special
density: 2.827 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 1.331e-05 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.597e-05 K-1
ΔP_gF: 0.0084
climatic_resistance: 2.0
stain_resistance: 1.0
acid_resistance: 51.0
alkali_resistance: 4.3
phosphate_resistance: 4.3

Comments

inquiry glass. suitable for precision molding

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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