Optical constants of OHARA - NBH (Niobate, high-index)
S-NBH5
Wavelength:
µm
(0.33–2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.47544521λ^2}{λ^2-0.0095583674}+\frac{0.193060095λ^2}{λ^2-0.0460430483}+\frac{1.5093901λ^2}{λ^2-126.422746}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 3.81e-06 1.36e-08 -4.15e-11 6.52e-07 7.31e-10 0.252 nd: 1.654115 Vd: 39.682794 glass_code: 654397 density: 3.02 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 6.6e-06 K-1 - temperature_range: 20 300 °C coefficient: 8.4e-06 K-1 dPgF: -0.0036 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