Optical constants of HOYA - FDS (Special dense flint)
FDS90
Wavelength:
µm
(0.36501–1.550)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.2606321-0.017780398λ^{2}+0.040902938λ^{-2}+0.0056076934λ^{-4}-0.00056434039λ^{-6}+5.4763391\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -4.62e-06 1.29e-08 -2.11e-11 1.04e-06 1.27e-09 0.296
nd: 1.84666
Vd: 23.78
glass_code: 847238
density: 3.5 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: 0.0137
climatic_resistance: 2.0
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