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There are many advantages of buying eyeglasses online, which attract many eyeglasses werers in recent years. A large group of people regularly replace their on line prescription glasses fro fashion reasons. And by the power of the internet, there is no such limited selection, you can view mountains of frames models in just several minutes by visiting more sites! Not like in local stores, in which latest trend and fashion eyeglasses frames will be at the mercy!

Before buying cheap prescription eyeglasses online, it is also important to get your dimensions of frames you current choose for your prescription glasses correctly apart from getting an up to date prescription. All online retailers have the eye frame measurement mentioned on their website, such as the frame width, lens width and so on and the sizes for them are listed in millimeters. For example: 54-18-135-28-130. The first number 54 represents the lens width, 18 is the bridge width, 135 is the temple arm width, 28 is the frame height and 130 is the total width of the frame (that is from temple to temple). For better your convenience to buy the suitable glasses , many online optical shops even provide you the virtual trying-on system, which is a special program that allow you to upload your own picture to make a try of the eyeglasses frames you have chosen!

Prescription glasses are available in all lens materials, including high-index, polycarbonate, regular (CR-39) plastic and glass. For instance, plastic lenses are undoubtedly lighter, while much care is needed. In contrast, glass lenses are scratch resistant but they are much heavier. The polycarbonate lenses will help your prescription glasses to remain more durable because the polycarbonate lenses have better impact resistance and they do not weigh that much. So when you choose the lens type for your prescription glasses, you should consider both the good and dissatisfying sides of the lenses.

Right now online prescription eyeglasses store not only offer cheap glasses at reasonable prices but also offer the same quality as you could get it at a local store. Not only has it provided flexibility of selecting wide range of eyeglasses at the comfort of your home you will not have to worry about collecting the glasses by driving few miles, the customized prescription eyeglasses will be delivered within one week once you make the payment.

However, you need to pay more attention to suitable lenses of on line prescription glasses. Different people may have different choices. Some people think that smaller lenses are better because they are lighter. This is a general conception in the industry. Actually, different lens materials have different features.