Optical constants of HOYA - TaFD (Dense tantalum flint)
TAFD55
Wavelength:
µm
(0.360–1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.8317578-0.015266397λ^{2}+0.054573843λ^{-2}+0.0023109346λ^{-4}-4.4476201\text{×}10^{-05}λ^{-6}+1.6143887\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -4.17e-07 8.97e-09 -4.73e-11 1.05e-06 8.82e-10 0.262
nd: 2.00100
Vd: 29.13
glass_status: standard
density: 5.12 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.3e-06 K-1
- temperature_range: 20 300 °C
coefficient: 9e-06 K-1
dPgF: 0.0036
climatic_resistance: 1.0
stain_resistance: 1.0
acid_resistance: 1.0
Comments
Recommended 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