Optical constants of OHARA - PHM (Phosphate, medium-index)
S-PHM53
Wavelength:
µm
(0.31–2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.09775423λ^2}{λ^2-0.01233694}+\frac{0.434816432λ^2}{λ^2+0.000372522903}+\frac{1.13894976λ^2}{λ^2-124.276984}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C thermal_dispersion: - type: "Schott formula" coefficients: -9.57e-06 1.38e-08 -6.4e-12 4.8e-07 8.06e-10 0.131 nd: 1.603001 Vd: 65.443648 glass_code: 603655 density: 3.51 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 9.3e-06 K-1 - temperature_range: 20 300 °C coefficient: 1.09e-05 K-1 dPgF: 0.0045 climatic_resistance: 1.0 acid_resistance: 51.0 phosphate_resistance: 4.0
Comments
Recommended
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets