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Optical constants of SCHOTT - SF (Dense flint)
P-SF67

Wavelength: µm
 (0.39 – 2.5)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.97464225λ^2}{λ^2-0.0145772324}+\frac{0.467095921λ^2}{λ^2-0.0669790359}+\frac{2.43154209λ^2}{λ^2-157.444895}$$

Comments

suitable for precision molding

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: 4.82e-07 1.15e-08 -9.95e-12 1.15e-06 1.65e-09 0.315
n_d: 1.9068
V_d: 21.4
glass_code: 907214.424
glass_status: standard
density: 4.236 g/cm3
coefficient_of_thermal_expansion_1: 6.23e-06 K-1
coefficient_of_thermal_expansion_2: 7.39e-06 K-1
ΔP_gF: 0.0256
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.

External links