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Optical constants of SCHOTT - SSK (Very dense flint)
N-SSK8

Wavelength: µm
 (0.35 – 2.5)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.44857867λ^2}{λ^2-0.00869310149}+\frac{0.117965926λ^2}{λ^2-0.0421566593}+\frac{1.06937528λ^2}{λ^2-111.300666}$$

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: 5.34e-07 1.27e-08 -1.75e-11 5.4e-07 7.05e-10 0.224
n_d: 1.61773
V_d: 49.83
glass_code: 618498.327
glass_status: standard
density: 3.268 g/cm3
coefficient_of_thermal_expansion_1: 7.21e-06 K-1
coefficient_of_thermal_expansion_2: 8.16e-06 K-1
ΔP_gF: 0.0002
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 1.3
phosphate_resistance: 1.0

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.

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