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Optical constants of SCHOTT - Obsolete glasses
N-LASF46

Wavelength: µm
 (0.38 – 2.5)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{2.18073678λ^2}{λ^2-0.0125642118}+\frac{0.298978656λ^2}{λ^2-0.056469999}+\frac{1.621900460λ^2}{λ^2-105.662819}$$

Comments

was replaced by N-LASF46A

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: 3.6e-06 1.2e-08 -2.68e-11 8.42e-07 1.15e-09 0.272
n_d: 1.90138E+00
V_d: 3.16400E+01
glass_code: 901316.446
glass_status: preferred
density: 4.46 g/cm3
coefficient_of_thermal_expansion_1: 6.02e-06 K-1
coefficient_of_thermal_expansion_2: 7.23e-06 K-1
ΔP_gF: 0.0035
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 3.3
alkali_resistance: 1.0
phosphate_resistance: 1.0

References

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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