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Optical constants of SCHOTT - SF (Dense flint)
SF2

Wavelength: µm
 (0.35–2.5)  
 

Complex refractive index (n+ik)[ i ]


n   k   LogX   LogY   eV

Derived optical constants

Dispersion formula [ i ]

$$n^2-1=\frac{1.40301821λ^2}{λ^2-0.0105795466}+\frac{0.231767504λ^2}{λ^2-0.0493226978}+\frac{0.939056586λ^2}{λ^2-112.405955}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 1.1e-06 1.75e-08 -1.29e-11 1.08e-06 1.03e-09 0.249
nd: 1.64769
Vd: 33.85
glass_code: 648339.386
glass_status: standard
density: 3.86 g/cm3
thermal_expansion:
  - temperature_range: -30 70 ℃
    coefficient: 8.4e-06 K-1
  - temperature_range: 20 300 ℃
    coefficient: 9.2e-06 K-1
dPgF: 0.0017
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 2.0
alkali_resistance: 2.3
phosphate_resistance: 2.0

Comments

lead containing glass type. step 0.5 available

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.

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Glass

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