Optical constants of HOYA - TaF (Tantalum flint)
TAF2
Wavelength:
µm
(0.310–1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.1415564-0.014370304λ^{2}+0.026483051λ^{-2}+0.00095642714λ^{-4}-5.9411087\text{×}10^{-05}λ^{-6}+4.703953\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 5.63294e-06 0.0 0.0 0.0 0.0 0.0
nd: 1.79450
Vd: 45.39
glass_code: 795454
glass_status: special
density: 4.35 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6e-06 K-1
- temperature_range: 20 300 °C
coefficient: 7.4e-06 K-1
dPgF: -0.0093
climatic_resistance: 1.0
stain_resistance: 1.0
acid_resistance: 3.0
Comments
Not in a position to accept new order because of discontinuation.
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