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How a Magnifying Glass Works | Doc Physics
Автор: Doc Schuster
Загружено: 2013-03-06
Просмотров: 75789
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It's all about getting things closer to your eye while still keeping focused. In fact, if the image of the lens is at infinity, you won't even have eye strain if you look at it for a long time! Philatelists - celebrate!
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