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Optical constants of SCHOTT - SK (Dense crown)
P-SK60

Wavelength: µm
 (0.3 – 2.5)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.40790442λ^2}{λ^2-0.00784382378}+\frac{0.143381417λ^2}{λ^2-0.0287769365}+\frac{1.16513947λ^2}{λ^2-105.373397}$$

Comments

suitable for precision molding

Data

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

Additional information

n_is_absolute: false
λ_is_vacuum: false
temperature: 20.0 °C
coefficients_of_thermal_dispersion: 2.41e-06 9.52e-09 -8.08e-12 4.72e-07 6.22e-10 0.193
n_d: 1.61035
V_d: 57.9
glass_code: 610579.308
glass_status: standard
density: 3.075 g/cm3
coefficient_of_thermal_expansion_1: 7.06e-06 K-1
coefficient_of_thermal_expansion_2: 8.85e-06 K-1
ΔP_gF: -0.0037
climatic_resistance: 3.5
stain_resistance: 5.0
acid_resistance: 53.4
alkali_resistance: 2.3
phosphate_resistance: 3.3

References

1) SCHOTT optical glass data sheets 2015-07-22
2) SCHOTT Zemax catalog 2015-07-22

More info - wiki

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.

External links