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Optical constants of SCHOTT - SF (Dense flint)
SF5

Wavelength: µm
 (0.35 – 2.5)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.46141885λ^2}{λ^2-0.0111826126}+\frac{0.247713019λ^2}{λ^2-0.0508594669}+\frac{0.949995832λ^2}{λ^2-112.041888}$$

Comments

lead containing glass type

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: 2.59e-06 1.76e-08 -2.03e-11 1.17e-06 1.09e-09 0.255
n_d: 1.6727
V_d: 32.21
glass_code: 673322.407
glass_status: standard
density: 4.07 g/cm3
coefficient_of_thermal_expansion_1: 8.2e-06 K-1
coefficient_of_thermal_expansion_2: 9e-06 K-1
ΔP_gF: 0.0023
climatic_resistance: 1.0
stain_resistance: 1.0
acid_resistance: 2.0
alkali_resistance: 2.3
phosphate_resistance: 3.0

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.

External links