Optical constants of HOYA - TaFD (Dense tantalum flint)
TAFD33
Wavelength:
µm
(0.340–1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.4316955-0.013156273λ^{2}+0.035631862λ^{-2}+0.00091378109λ^{-4}-4.0366886\text{×}10^{-06}λ^{-6}+3.3867688\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 1.04e-06 9.9e-09 -5.86e-11 9.55e-07 8.81e-10 0.159
nd: 1.88100
Vd: 40.14
glass_code: 881401
glass_status: standard
density: 5.4 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.8e-06 K-1
- temperature_range: 20 300 °C
coefficient: 8.3e-06 K-1
dPgF: -0.0059
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