Optical constants of HOYA - TaF (Tantalum flint)
MC-TAF401
Wavelength:
µm
(0.320–1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.07279-0.01366385λ^{2}+0.02527346λ^{-2}+0.000612182λ^{-4}-1.147045\text{×}10^{-05}λ^{-6}+1.543\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 8.39412e-06 0.0 0.0 0.0 0.0 0.0
nd: 1.77377
Vd: 47.17
glass_code: 774472
glass_status: standard
density: 4.62 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.1e-06 K-1
- temperature_range: 20 300 °C
coefficient: 7.7e-06 K-1
dPgF: -0.0078
climatic_resistance: 1.0
stain_resistance: 2.0
acid_resistance: 3.0
Comments
Preforms for Precision molding
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