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by Regina Fancy (2019-11-15)

The majority of people that are farsighted and Igenics Review nearsighted go for single vision lenses with just one corrective power. Aside from this, single vision lenses are typically used for reading glasses. On the other hand, multifocal lenses feature different powers. Different materials are used for making eyeglasses. Let's take a look at some common material used for this purpose. Plastic: Plastic is the number one choice for making eyeglasses. They cost less and are an ideal choice for users with light prescriptions. Polycarbonate: These lenses are strong enough to tolerate impacts. Therefore, they are recommended for kids and people who follow an active lifestyle. They are ideal for prescriptions that go beyond +/- 3.00. High Index 1.67: They are considerably lighter than the lenses made of plastic. If you have a prescription higher than +/-8.00, you can give them a go. High Index 1.74: This is the lightest and thinnest material. Therefore, if you have a high prescription, you can use this material.Lens TreatmentMost lenses are coated with special material for scratch resistance. Aside from this, they come with edge polish and UV protection as well. Aside from this, you may also consider other lens features. Some of them are described below:With Duraclear Anti-Reflective coating, your lense can get rid of the glare on the back and front. As a matter of fact, this is an important feature of today's RX eyeglasses as it reduces strain on your eyes and is easier to clean.