Mathematics
Mathematics, 12.03.2021 01:00, jamesmith20

Bifocal lenses act like two different lenses on a single piece of glass. The picture shows a bifocal lens held up to a paper with parallel lines on it. What caused the changes in the lines?


Bifocal lenses act like two different lenses on a single piece of glass. The picture shows a bifoca

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Bifocal lenses act like two different lenses on a single piece of glass. The picture shows a bifocal...

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