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Optical constants of SCHOTT - Inquiry glasses
LAK9G15

Wavelength: µm
 (0.38 – 2.5)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.28773667λ^2}{λ^2-0.0055754192}+\frac{0.518244853λ^2}{λ^2-0.0223679524}+\frac{26.1756109λ^2}{λ^2-1892.2533}$$

Comments

inquiry glass

Data

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

Additional information

n_is_absolute: false
λ_is_vacuum: false
n_d: 1.69064
V_d: 54.76
glass_code: 691548.353
glass_status: special
density: 3.525 g/cm3
coefficient_of_thermal_expansion_1: 6.34e-06 K-1
coefficient_of_thermal_expansion_2: 7.56e-06 K-1
ΔP_gF: -0.0055
climatic_resistance: 1.0
stain_resistance: 2.0
acid_resistance: 53.0
alkali_resistance: 1.3
phosphate_resistance: 4.3

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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