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Optical constants of HOYA - NbFD (Dense niobium flint)
M-NBFD10
Wavelength:
µm
(0.350 – 1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.264623-0.01581977λ^{2}+0.03225894λ^{-2}+0.001709312λ^{-4}-0.0001081957λ^{-6}+1.058323\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 8.48661e-06 0.0 0.0 0.0 0.0 0.0
nd: 1.83441
Vd: 37.28
glass_code: 834373
glass_status: standard
density: 4.39 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: -0.004
climatic_resistance: 1.0
stain_resistance: 3.0
acid_resistance: 3.0
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