Optical constants of HOYA - TaFD (Dense tantalum flint)
TAFD5F
Wavelength:
µm
(0.320–1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.275546-0.014470354λ^{2}+0.030922062λ^{-2}+0.00073289981λ^{-4}+4.6573307\text{×}10^{-06}λ^{-6}+1.8242746\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_absolute: false wavelength_vacuum: false temperature: 20.0 ℃ thermal_dispersion: - type: "Schott formula" coefficients: 2.79e-06 8.81e-09 -2.5e-11 7.25e-07 7.24e-10 0.197 nd: 1.83481 Vd: 42.72 glass_code: 835427 density: 4.72 g/cm3 thermal_expansion: - temperature_range: -30 70 ℃ coefficient: 6.2e-06 K-1 - temperature_range: 20 300 ℃ coefficient: 7.8e-06 K-1 dPgF: -0.0062 climatic_resistance: 2.0 stain_resistance: 1.0 acid_resistance: 3.0
Comments
General glass Type
References
HOYA Zemax catalog 2017-04-01 (obtained from http://www.hoya-opticalworld.com)
Data
INFO
HOYA Corporation
Hoya Corporation is a Japanese company manufacturing optical products.External links
- HOYA Corporation
- HOYA Group Optics DIvision
- HOYA Corporation USA Optics DIvision
- Hoya Corporation - Wikipedia