A member asked:

I have a cylindrical power of 2.5 in 2014 .now it was 3. why it get increased?will it be a problem?

4 doctors weighed in across 2 answers
Dr. answered

Vision: AS the lens changes its shape or size there can be change in vision resulting i change in power .

Answered 4/30/2017

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Dr. Geoffrey Rutledge answered

Specializes in Internal Medicine

Not a problem: Changes in refraction error are common, and going from 2.5 to 3 diopters of cylinder correction (for astigmatism) does not suggest anything more serious.

Answered 6/10/2017

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