Eye care professionals were asked for their opinions on SunSync's revolutionary offering and were quick to heap praise on the ultra-fast lens that changes from dark to clear in seconds.
The first photochromic lenses appeared in 1964, and quickly drew interest for their unique ability to darken in sunlight and fade back indoors. However, the first generation of photochromic lenses came with cosmetic and functional barriers – two of the largest being that it took them about an hour to fade and they never got fully clear.
Fast forward more than half a century, and the technology has greatly expanded, as have the types of light-reactive lenses available. Reaction speeds, darkness, clarity, and overall aesthetics have all improved greatly, and there are now four different types of light-reactive lenses available: standard, extra-active, ultra-fast, and polarized.
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