Invention
Photochromic lenses were developed by leading glass expert Roger Araujo at the Corning Glass Works Inc. in the 1960s, and created the first mass-produced variable tint lenses.
Read more about this topic: Photochromic Lens
Famous quotes containing the word invention:
“Retirement requires the invention of a new hedonism, not a return to the hedonism of youth.”
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“A sudden silence in the middle of a conversation suddenly brings us back to essentials: it reveals how dearly we must pay for the invention of speech.”
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