Asked by eliz

What eyeglasses would you prescribe for persons with the following conditions:

a) A near point of 49.8cm ?
b) A far point of 49.8cm ?
Answered by Mr. David
Hi there!

Are you given the choices of concave and convex lenses?

If yes then,

Which lens helps a person who is far sighted?

Which lens helps a person who is near sighted?


Someone will be glad to review your response if you would like.
Answered by eliz
I need to figure out the diopter.
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