Optical constants of BARBERINI - Photochromic
D6625: HC-Photosolar dunkelbraun
Wavelength:
µm
(0.43583–0.65627)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Comments
20 °C
Photochromic Glass; Colour: darkbrown; Application: High index glass sensitive to light for corrective lenses and sun glare filter; luminous transmittance range 87% (τ0) / 25% (τ1) or filter categories 0 / 2 respectively and UV-absorption
References
Barberini D6625 glass specifications, 2011-03