RefractiveIndex.INFO Refractive index database

Shelf

Book

Page

Optical constants of SCHOTT - Obsolete glasses
SF15

Wavelength: µm
 (0.37 – 2.5)  
 

Other optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.53925927λ^2}{λ^2-0.0119307961}+\frac{0.247620926λ^2}{λ^2-0.0556077536}+\frac{1.03816409λ^2}{λ^2-116.416747}$$

Comments

was replaced by N-SF15

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: 2.91e-06 1.69e-08 -3.77e-11 1.1e-06 1.07e-09 0.278
n_d: 1.69895
V_d: 30.07
glass_code: 699301.406
glass_status: preferred
density: 4.06 g/cm3
coefficient_of_thermal_expansion_1: 7.9e-06 K-1
coefficient_of_thermal_expansion_2: 8.9e-06 K-1
ΔP_gF: 0.0066
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 1.2
phosphate_resistance: 2.3

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.

External links