It is likely that more than your choice of frames, the lenses you select for your eyeglasses will determine how happy you are with your glasses. Buying eyeglass lenses isn't a simple task. In fact, during a recent issue, Consumer Reports magazine said "There are so many choices for lenses and coatings, it's easy to be confused about what's worth buying."
Here's a little guide to help you choose the most ideal lens material according to your prescription and lifestyle. The eyeglass lenses
A common mistake people often make when buying eyeglasses
Lens Materials, their differences and advantages
No matter your type of prescription — single vision lenses to correct nearsightedness, farsightedness, and/or astigmatism, or progressive lenses, bifocals or other multifocal lenses to also correct presbyopia — the choice of lens material depends on the power of your lenses.
Depending on their composition and thickness, there are 4 kinds of lens materials: