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Optical constants of SCHOTT - LF (Light flint)
LF5G19

Wavelength: µm
 (0.4 – 2.5)  
 

Derived optical constants

n   k   logX   logY   eV

Dispersion formula [ i ]

$$n^2-1=\frac{1.34611327λ^2}{λ^2-0.0097174385}+\frac{0.142428018λ^2}{λ^2-0.0501911619}+\frac{0.900477176λ^2}{λ^2-111.959703}$$

Conditions & Spec sheet

n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
  - type: "Schott formula"
    coefficients: -8.15e-06 1.34e-08 -9.22e-12 8.57e-07 8.26e-10 0.243
nd: 1.59655
Vd: 39.89
glass_code: 597399.330
glass_status: special
density: 3.3 g/cm3
thermal_expansion:
  - temperature_range: -30 70 °C
    coefficient: 1.065e-05 K-1
  - temperature_range: 20 300 °C
    coefficient: 1.142e-05 K-1
dPgF: 0.0036
climatic_resistance: 2.0
stain_resistance: 2.0
acid_resistance: 3.4
alkali_resistance: 2.2
phosphate_resistance: 3.0

Comments

inquiry 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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