It is made from optical polycarbonate sheet and photochromic film with special photochromic technology weetect photochromic sheet film wpsf can be applied to photochromic lenses photochromic sunglasses polarized photochromic sunglasses photochromic safety glasses photochromic glass.
Photochromic glass sheet.
In the absence of activating light the lenses return to their clear state.
Photochromic plastic has a reversible colour change and is activated by the uv light in sunlight and daylight.
A photochromic lens is an optical lens that darkens on exposure to light of sufficiently high frequency most commonly ultraviolet uv radiation.
The uv creates a vivid change from clear to a coloured plastic.
The phenomenon is well known both in glasses 24 25 and other materials.
A wide variety of photochromic glass options are available to you such as hc hmc and uc.
Chameleon masterbatch can be added to many standard plastics for injection moulding and extrusion.
Weetect photochromic sheet film wpsf also names photochromic plastic sheet film photochromic film.
Granqvist in materials science for solar energy conversion systems 1991.
Photochromic lenses may be made of glass polycarbonate or another plastic they are principally used in eyeglasses that are dark in bright sunlight but clear in low ambient.