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Optical constants of SF11
N-SF11 (SCHOTT)

Wavelength: µm
 (0.37 – 2.5)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.73759695λ^2}{λ^2-0.013188707}+\frac{0.313747346λ^2}{λ^2-0.0623068142}+\frac{1.89878101λ^2}{λ^2-155.23629}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -3.56e-06 9.2e-09 -2.1e-11 9.65e-07 1.44e-09 0.294
nd: 1.78472
Vd: 25.68
glass_code: 785257.322
glass_status: standard
density: 3.224 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.52e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 9.85e-06 K-1
dPgF: 0.015
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 1.0
phosphate_resistance: 1.0

Comments

References

SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets

Data

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

INFO

SCHOTT AG

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


SF11 optical glass

SF11 is a popular optical glass. Most glass makers produce this or very similar glass under slightly different names.

SF11 and similar glasses produced by different makers

Maker Glass
Schott N-SF11
Hikari E-SF11
Sumita K-SFLD11
CDGM ZF13

Glass

External links