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Eye and Vision Care

Snellen Vision Translation



I have contacts and cannot find my Snellen translation into 20/__. I have -6.5 in my left eye and -4.75 in my right. What is the 20/__ and is it correctable?


With the contact lenses correcting your vision, your Snellen translation should be close to 20/20 in each eye. Without any eyeglass or contact lens correction, your Snellen translation would most likely be no better than 20/400.

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Response by:

Julia Rae Geldis, OD, MS Julia Rae Geldis, OD, MS
Clinical Associate Professor of Optometry
College of Optometry
The Ohio State University