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Nowadays, the concept of fashion has gone deep into people’s mind. It seems everything needs to be fashionable to follow the trend. Glasses are one of the most important things in a way of fashion. Even though more people are becoming myopic in these days, few people would really care about how the eyeglasses would work and which kind of glasses should be the best. It seems that as long as it is fashionable, even glasses without lenses can be worn on the street. But just think about what would come. The prescription gets deeper and deeper and you ignore it for the sake of fashion.

Generally, there are three kinds of prescription eyeglasses in these days, namely, common prescription glasses, bifocal glasses and progressive glasses. As the concept of health goes deeper into people’s mind, more people seem to care about progressive glasses. Actually, many people don’t have a clue about these eyeglasses. They only care if they are fashionable or what styles you can offer. Under these circumstances, it is imperative to cram for some general knowledge of progressive glasses.

If you know something about bifocal glasses, it would be easy to understand progressive glasses. Progressive glasses just have more focuses in their lenses than bifocal glasses. But that’s a huge improvement. And the effect can be far away. Before, only aged people who have got not only myopia but also presbyopia wear progressive glasses. Now, parents even buy progressive glasses for their children. There must be something changing.

As we all know, prescription eyeglasses are optical devices for us to correct our vision problems. The focus of the lenses can adjust our eyes to see items clearly again. But common prescription glasses only have one focus in each lens, which means they can only adjust for a fixed vision range. That’s why common prescription eyeglasses can only be used to look at things at a distance and reading glasses can also be used to look at things at close-up range.

Progressive glasses have all the good advantages of bifocal glasses and are more than that. The reason lies in the many focuses. These many focuses will make you adjust your vision range more quickly, without making your eyes feel tired. Since the many focuses create layers after layers vision range, when looking items in different range, it is better to adjust your eyes to it. Of course, we are not against the pursuit of fashion, but we must remember health is always the most important thing. Ignoring health problems and only focusing on fashion can be very stupid.

Article From:

http://www.hotglassesonline.com/post/234.html