Sunday, March 5, 2017

Prescription for eyes: what do the numbers mean!

Hello, I am looking into joining the army. I was told that Spectacle or contact lens corrections must not be greater then -7 dioptres or +8 dioptres in any meridian.

My prescription says next to the Distance column (long sight)
Right: sph -0.50 Cyl -0.25 axis 100.0
Left: -0.75

are the numbers representative of the dioptres?

The near sightedness is all fine and so no numbers written in, the prescription is only slight correction for my long sight.

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