2009年12月10日星期四

Hot progressive eyeglasses exclusively for good-looking lady

Recent years, more and more middle aged people suffer from hyperopia. So the guess sunglasses enjoy higher and higher market shares.But, by using bifocal or progressive glasses, one should pay special attention to the adjustment period.Let’s learn some tips in the process of adjustment together.If you begin to wear bifocal or progressive glasses, you need to learn how to see things in varied distances.
Distant objects: raise head; look at things with line of sight parallel to the ground through the upper part of lenses.
Keep an angle of about 45° between your head and the horizontal surface, and then view the near objects by looking through the lower area of lenses.
Look through the middle part of the lenses to see the things in medium distance
The further the objects locate, the upper of the lenses your eyes should focus on and vice versa. For the beginning wearers of carrera sunglasses, what kinds of uncomfortable symptoms will appear?
Feel a little dizzy, be rocky while walking,need to pay special attention to the sight when in a campaign or climbing up the staircase.
You may falsely assume that there is something wrong with the objects you see.
It may cause an error when you try to make clear the distance that objects located at.
Your eyes may not feel well when focusing on the objects in near distance, for your eyeballs should move to the lower side.
It is hard for you to see things clearly if you look things through the edge of the lenses. Thus, you can move your head to adjust the vision area and see things clearly, but not move your eyeballs.You’ better do as yvessaintlaurent sunglasses works: different parts of lenses work for objects in varied distances.

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