Optical constants of SCHOTT - LLF (Very light flint)
LLF1
Wavelength:
µm
(0.31–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.21640125λ^2}{λ^2-0.00857807248}+\frac{0.13366454λ^2}{λ^2-0.0420143003}+\frac{0.883399468λ^2}{λ^2-107.59306}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 3.25e-07 1.74e-08 -6.12e-11 6.53e-07 2.58e-10 0.233 nd: 1.54814 Vd: 45.75 glass_code: 548458.294 glass_status: standard density: 2.94 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 8.1e-06 K-1 - temperature_range: 20 300 °C coefficient: 9.2e-06 K-1 dPgF: -0.0009 climatic_resistance: 1.0 stain_resistance: 0.0 acid_resistance: 1.0 alkali_resistance: 2.0 phosphate_resistance: 1.0
Comments
lead containing glass type
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets