Optical constants of SCHOTT - LF (Light flint)
LF5G19
Wavelength:
µm
(0.4–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.34611327λ^2}{λ^2-0.0097174385}+\frac{0.142428018λ^2}{λ^2-0.0501911619}+\frac{0.900477176λ^2}{λ^2-111.959703}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_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