Word: eyewear
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Dates: during 1990-1999
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...ALERT. Of 24 male performers who either presented or won awards at last week's Academy Awards ceremony, seven -- 29% -- didn't wear ties. Two recently fashionable items were also not in great evidence on stage: red ribbons and faux-brainy eyewear...
...goggles are the key to the Solido system. Taking the place of the funny cardboard-frame glasses used to watch old-style 3-D movies, the eyewear creates a stereoscopic effect by using lenses filled with liquid-crystal diodes, the same material that forms the numerals on the face of a digital wristwatch. When jolted by an electrical current, an LCD lens can instantly switch from being essentially transparent to being totally opaque -- like an efficient electronic shutter. Controlled by an infrared signal broadcast from the projection booth, the goggles' left and right lenses open and close 24 times...