Optical constants of HOYA - FD (Dense flint)
E-FD7
Wavelength:
µm
(0.360–1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.6165865-0.011427854λ^{2}+0.022534361λ^{-2}+0.001551289λ^{-4}-0.00011769852λ^{-6}+1.2401891\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 3.8611e-07 0.0 0.0 0.0 0.0 0.0
nd: 1.63980
Vd: 34.57
glass_code: 640346
glass_status: special
density: 2.75 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.7e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1.07e-05 K-1
dPgF: 0.0055
climatic_resistance: 1.0
stain_resistance: 1.0
acid_resistance: 1.0
Comments
Not in a position to accept new order because of discontinuation.
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