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Astigmatism was first described by Thomas Young in the 19th century.
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M. Chamblant patented cylindrical lenses with two planoconvex lenses in
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George Biddell Airy designed cylindrical lenses in
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Chauncey Enoch Goodrich noted the corrective effects of cylindrical lenses in
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American ophthalmologists largely ignored Goodrich's findings until Donders' publication in
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Goodrich contributed more to agriculture than ophthalmology later in life.
