Optical constants of HOYA - NbFD (Dense niobium flint)
NBFD10
Wavelength:
µm
(0.350–1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.2615573-0.014542851λ^{2}+0.033470739λ^{-2}+0.0012266479λ^{-4}-2.5391842\text{×}10^{-05}λ^{-6}+5.5971739\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 7.46689e-06 0.0 0.0 0.0 0.0 0.0
nd: 1.83400
Vd: 37.34
glass_code: 834373
glass_status: standard
density: 4.57 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 5.9e-06 K-1
- temperature_range: 20 300 °C
coefficient: 7.3e-06 K-1
dPgF: -0.0021
climatic_resistance: 1.0
stain_resistance: 3.0
acid_resistance: 3.0
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