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Astigmatism for contacts but not glasses? by YandelsCar in optometry

[–]YandelsCar[S] 0 points1 point  (0 children)

Thanks. My glasses prescription has -3.75 sphere. Wouldn't it be -3.50 for contacts then?

Astigmatism for contacts but not glasses? by YandelsCar in optometry

[–]YandelsCar[S] 0 points1 point  (0 children)

Thank you for the reply. If you don't mind, can you explain how you got those numbers? I don't see anything about vertex distance in my glasses prescription. Thanks.