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Land, Edwin Herbert
     
Land, Edwin Herbert
(1909-91) a US scientist who invented polaroid (=a special substance that is put on glass to make the sun seem less bright), which is used on sunglasses and car windows. He also invented the Polaroid camera, which uses a special film to produce photographs as soon as they have been taken.
Definition from the Longman Dictionary of Contemporary English
Advanced Learner's Dictionary.

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