Optical constants of HOYA - TaC (Tantalum crown)
M-TAC80
Wavelength:
µm
(0.280–1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.9351948-0.016193458λ^{2}+0.018392287λ^{-2}+0.0010086167λ^{-4}-8.7565474\text{×}10^{-05}λ^{-6}+4.6921333\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 4.67546e-06 0.0 0.0 0.0 0.0 0.0
nd: 1.72903
Vd: 54.04
glass_code: 729540
glass_status: standard
density: 4.28 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.1e-06 K-1
- temperature_range: 20 300 °C
coefficient: 7.4e-06 K-1
dPgF: -0.0063
climatic_resistance: 1.0
stain_resistance: 2.0
acid_resistance: 4.0
Comments
Glass for molded optics lens
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