Progressive glasses are some of the most beloved alternatives of many sufferers of presbyopia and other near vision problems. Those glasses are the latest members in the glasses family. Theoretically, they are crystallization of advanced technology and efforts of many glasses designers. However, not all people, especially those new users, have very clearly idea of progressive glasses.

Although many people have worn those glasses for many years, most of them do not know- how do progressive glasses work? In fact, this question is rather complicated. Progressives glasses are some of the most typical no line glasses, compared to lined ones. Therefore, they are also called multi-focal glasses. In some cases, there are two major vision areas in the glasses- the near vision is responsible by the lower part and far vision is by upper part. Even though, the transition between the two areas is very natural and progressive. Or in some other cases, there are three major vision areas in the glasses, with a middle vision area added. Any one type of those progressive glasses can provide wearers with progressive vision in great clarity.

It is true that progressive glasses are accepted by most wearers. But there are still some progressive glasses problems that can never be neglected by any one. For example, some people are never good candidates for those glasses, at a ratio of about 5%; almost all wearers will have to spend some time getting used to them, though some adapt them easily and quickly; the prescription of those glasses much be very accurate.

Cost is always one of the most important factors consumers often consider while buying glasses. Therefore, how do progressive glasses cost will influence their decisions. It is said that ordinary glasses in the optical stores are averaged about $200 for each pair. And it goes without saying that progressive glasses are much expensive; with an average price about $300 each pair. Of course, people may try to reduce the cost through various channels. For example, if gained from online vendors, they are much cheaper. Or some people may buy several pairs of lenses for one frame if they wan to have several pairs. Doing so can also save a lot of money, for progressive eyeglasses lenses cost much less than glasses.

All in all, progressive glasses are much complicated than most people can ever imagine. And they are suggested to get more information from progressive glasses wiki.

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