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Optical constants of SCHOTT - SF (Dense flint)
SF1

Wavelength: µm
 (0.35 – 2.5)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.55912923λ^2}{λ^2-0.0121481001}+\frac{0.284246288λ^2}{λ^2-0.0534549042}+\frac{0.968842926λ^2}{λ^2-112.174809}$$

Conditions & Spec sheet

n_absolute: false
λ_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: 4.84e-06 1.7e-08 -4.52e-11 1.38e-06 1.26e-09 0.259
n_d: 1.71736
V_d: 29.51
glass_code: 717295.446
glass_status: standard
density: 4.46 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 8.1e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 8.8e-06 K-1
ΔP_gF: 0.0042
climatic_resistance: 2.0
stain_resistance: 1.0
acid_resistance: 3.2
alkali_resistance: 2.3
phosphate_resistance: 3.0

Comments

lead containing glass type

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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