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Optical constants of SCHOTT - BaF (Barium flint)
N-BAF52

Wavelength: µm
 (0.365 – 2.5)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.43903433λ^2}{λ^2-0.00907800128}+\frac{0.0967046052λ^2}{λ^2-0.050821208}+\frac{1.09875818λ^2}{λ^2-105.691856}$$

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: 1.15e-06 1.27e-08 -5.08e-12 5.64e-07 6.38e-10 0.238
n_d: 1.60863
V_d: 46.6
glass_code: 609466.305
glass_status: standard
density: 3.045 g/cm3
coefficient_of_thermal_expansion_1: 6.86e-06 K-1
coefficient_of_thermal_expansion_2: 7.83e-06 K-1
ΔP_gF: 0.0024
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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