Optical constants of SCHOTT - LF (Light flint)
LF5G15
Wavelength:
µm
(0.38–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.28887331λ^2}{λ^2-0.0092001566}+\frac{0.162818811λ^2}{λ^2-0.0456954308}+\frac{10.5579792λ^2}{λ^2-1275.44015}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
nd: 1.58397
Vd: 40.83
glass_code: 584408.322
glass_status: special
density: 3.221 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 9.3e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1.066e-05 K-1
dPgF: 0.0008
climatic_resistance: 2.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 1.3
phosphate_resistance: 2.3
Comments
inquiry glass
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets