What do prescription numbers mean in eye glasses?

Answer After an eye doctor has measured the degree of your nearsightedness, farsightedness and/or astigmatism, you may be given a prescription to correct your vision. In general, the farther away a number... Read More »

Top Q&A For: What do prescription numbers mean in eye glasses

What do the numbers on a vision prescription mean?

When you leave your eye care professional's office with a written prescription in hand, you'll see several numbers preceded by either a positive (+) or a negative (-) sign.TypesAn eyeglass prescrip... Read More »

What do all the numbers mean for glasses prescriptions?

The numbers are a way of stating the power necessary to make the lenses,They are in units called diopters, and can be in - or + powers.For instance a prescription that reads :-2.50 - 1.25 x 180 , m... Read More »

Is there a difference between prescription & non prescription reading glasses?

my other half is a nurse and only uses non prescription glasses. they're not harmful but I always believe in getting prescription glasses that suit you specific needs. As a nurse, she wouldn't we... Read More »

My glasses broke and im wearing my old glasses with a lower prescription, is it okay?

Call an optometrist, they will tell you over the phone. An optometrist actually gave my brother a bit lower prescription on purpose saying that his vision would actually improve over time.