Optical constants of OHARA - TIM (Titanate, medium-index)
L-TIM28
Wavelength:
µm
(0.3–2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.52780829λ^2}{λ^2-0.0114135883}+\frac{0.232776367λ^2}{λ^2-0.0559068566}+\frac{1.71638781λ^2}{λ^2-171.5118}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C thermal_dispersion: - type: "Schott formula" coefficients: -6.17e-06 5.7e-09 -3.8e-11 9.99e-07 1.21e-09 0.26 nd: 1.689479 Vd: 31.023399 glass_code: 689311 density: 2.88 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 1.01e-05 K-1 - temperature_range: 20 300 °C coefficient: 1.3e-05 K-1 dPgF: 0.0074 climatic_resistance: 1.0 acid_resistance: 1.0 phosphate_resistance: 1.0
Comments
Low Softening Temperature
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets