Ophthalmology & Optometry/cylinder

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Question
dear sir
what is cylinder number and what cause cylinder number and what call cylinder number i recently diognoss 3 s + 1-5 cylinder and 180 axix and left eye 3.5 s 1-5 cylinder 45 axix

Answer
Naveed,
cylinder refers to astigmatism and is the amount of extra power added in one direction to the overall sphere power.  The axis is the angle that the extra power is added.  Cause is unknown or genetic. Please consult

http://en.wikipedia.org/wiki/Astigmatism_(eye)

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Mitch Axelrod, OD

Ophthalmology & Optometry

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Mitchell Axelrod

Expertise

I'm happy to answer questions about eye exam findings and procedures, glasses and contact lens types/prescriptions/problems. I can also answer questions about general eye conditions/diseases. I do not answer questions concerning surgical techniques/procedures. Please state your age or within a small range when asking questions, as it is often important.

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Optometrist 19 yrs.

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Doctor of Optometry, cum laude; Residency in Ocular Disease

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