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Optical constants of SCHOTT - LF (Light flint)
LF5HTi

Wavelength: µm
 (0.31 – 2.5)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.28552924λ^2}{λ^2-0.0093988626}+\frac{0.158357622λ^2}{λ^2-0.0452566659}+\frac{0.892175122λ^2}{λ^2-110.544829}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -2.26e-06 1.17e-08 -4.14e-11 8.24e-07 7.78e-10 0.232
nd: 1.58144
Vd: 40.89
glass_code: 581409.322
glass_status: standard
density: 3.22 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 9.1e-06 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.06e-05 K-1
dPgF: -0.0004
climatic_resistance: 2.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 2.3
phosphate_resistance: 2.0

Comments

i-line glass

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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