Optical constants of OHARA - NBH (Niobate, high-index)
S-NBH53
Wavelength:
µm
(0.33–2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.6582834λ^2}{λ^2-0.0113872516}+\frac{0.263275666λ^2}{λ^2-0.0522108137}+\frac{2.10142759λ^2}{λ^2-165.523649}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 3.75e-06 9.12e-09 -3.26e-11 8.19e-07 1.05e-09 0.264 nd: 1.737999 Vd: 32.261312 density: 3.28 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 6.9e-06 K-1 dPgF: 0.0006 climatic_resistance: 2.0 acid_resistance: 1.0 phosphate_resistance: 1.0
Comments
Recommended
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets