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A member asked:

My prescription ssays my eyes are -2.75, what does it mean?

A doctor has provided 1 answer
Dr. Tim Conrad answered

Specializes in Ophthalmology

It means: The focal point of your eye is 1/2.75 meters from your eye. This is about 14 inches away. In order to see well at infinity, you need -2.75 diopter lenses in your glasses. This moves the focal point from 14 inches to infinity.

Answered 4/10/2014

5.1k views

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Related Questions

A member asked:

An eye examination by od showed -2.00 left eye for glasses. But, it was -3.25 two yrs. Earlier and -3.50 three yrs. Ago. prescription not made yet. Re-exam?

2 doctors weighed in across 2 answers

A member asked:

My daughter's eye prescription is od -3.00 sphere +2.00 cylinder 110 aaxis and os -6.00 sphere +2.50 cylinder 30 axis what does this mean?

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A member asked:

On my eye prescription it reads, OD +0.25 cylinder -0.75 axis 025. The OS is pl cylinder -50 axis 150.. What does +0.25 mean,im near sighted?

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A member asked:

I went to the eye doctor's and was prescribed with two different prescriptions: -5.5 and -6.5, one for studying, and other for home/out. Is this okay?

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A member asked:

I'm having a double vision, even though I have this eye doctor examine me twice with two different prescriptions. Who can help me?

5 doctors weighed in across 2 answers

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