subject: Computer Glasses for a better vision [print this page] Computer Glasses for a better vision Computer Glasses for a better vision
With the rapid development of the word and quick pace of life, more and more people have to deal with their work in front of computers. While they concentrate on the work, they possibly ignore their eyes, the window of heart. They just wear traditional glasses, staring at the screen for hours, then feel uncomfortable, such as eyestrain, blurred vision even headache. They are known as computer vision syndrome. In this case, you need a pair of computer glasses which can keep you far away from CVS and even improve your vision.
Now that we have talked about the computer glasses, we should have a few ideas about it. Most of the computer glasses are lightweight and high flexible, which make you feel relaxed. Good lenses are an important step to keep your eyes healthy and safe. It is the special lenses of computer glasses that can reduce the eyestrain. Tinted lenses are used to lessen too much blue light spectrum. Opticians proscribe progressive lenses make the vision smooth .
Depending on the personal likes and work, there are several options while selecting a computer glasses, such as:
Monofocal
Monofocal of single-vision glasses corrects the working distance between the screen and its users. The short coming is that the objects and reading materials may be blurred if they are closer than the computer screen.
bifocal
Bifocal glasses can adjust the upper segment for the screen distance and lower segment for the work. The disadvantage is that the objects far away than the screen are blurry.
Trifocal
Trifocal glasses have three lenses. they are far vision, near vision and screen distance vision. A limited continuity of vision will happen while using a trifocal glasses.
