Optical constants of HOYA - NbFD (Dense niobium flint)
NBFD15
Wavelength:
µm
(0.350–1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.1540011-0.013256753λ^{2}+0.034103312λ^{-2}+0.0018472167λ^{-4}-0.00010807332λ^{-6}+1.2975901\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 2.02e-06 7.39e-09 -1.85e-11 7.78e-07 6.81e-10 0.268
nd: 1.80610
Vd: 33.27
glass_code: 806333
density: 3.47 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.1e-06 K-1
- temperature_range: 20 300 °C
coefficient: 9.1e-06 K-1
climatic_resistance: 1.0
stain_resistance: 1.0
acid_resistance: 1.0
Comments
General 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