Optical constants of OHARA - TIL (Titanate, low-index)
S-TIL6
Wavelength:
µm
(0.34–2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.17701777λ^2}{λ^2-0.00771087686}+\frac{0.12795803λ^2}{λ^2-0.0411325328}+\frac{1.34740124λ^2}{λ^2-154.531692}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C thermal_dispersion: - type: "Schott formula" coefficients: -4.53e-07 1.01e-08 -3.81e-11 4.89e-07 4.59e-10 0.277 nd: 1.531717 Vd: 48.840718 glass_code: 532489 density: 2.5 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 9.6e-06 K-1 - temperature_range: 20 300 °C coefficient: 9.6e-06 K-1 dPgF: 0.0007 climatic_resistance: 2.0 acid_resistance: 1.0 phosphate_resistance: 1.0
Comments
Recommended - Lightweight
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets