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Optical constants of SCHOTT - F (Flint)
N-F2

Wavelength: µm
 (0.365 – 2.5)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.39757037λ^2}{λ^2-0.00995906143}+\frac{0.159201403λ^2}{λ^2-0.0546931752}+\frac{1.2686543λ^2}{λ^2-119.248346}$$

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: 4.62e-07 1.17e-08 -2.35e-11 7.47e-07 9.81e-10 0.263
n_d: 1.62005
V_d: 36.43
glass_code: 620364.265
glass_status: standard
density: 2.651 g/cm3
coefficient_of_thermal_expansion_1: 7.84e-06 K-1
coefficient_of_thermal_expansion_2: 9.06e-06 K-1
ΔP_gF: 0.0056
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 1.0
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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