Some Basic Facts about Pinhole Glasses

By: Mike Lamb

Pinhole eyeglasses contain very tiny holes in them and the order of the size of those holes are very much less than wavelength of ultra violet light since it does not allow these electromagnetic radiation to penetrate into the eye. Nowadays these pinhole glasses are replacing the traditional power glasses. The key points discussed below will help us to understand about the pinhole glasses.

1. Using pinhole eyeglasses will provide a permanent solution to those with scarred cornea problem.
   
2. Though the name is pinhole glasses these are made up of metal and plastic.
   
3. It is good for those who are suffering from both near and far vision.
   
4. It will not pass much of the light and hence it can be used as a sun glass also.
   
5. Because it prevents most of the light rays from reaching the retina it will not provide clear image.
   
6. Astigmatism, albinism can be solved by using sun glasses.
   
7. These glasses look very much attractive and modern, so one need not fear or shy while using these glasses. It is available in a number of colors and also in many models.
   
8. These glasses provide much work to our eyes by which it enables the eye lens to contract and relax itself for viewing different objects, whereas it is not possible in prescription glasses in which case it will adjust the incoming light for the power of the eye lens.
   
9. It protects our eyes from sun rays and from other harmful rays such as ultra violet light.
   
10. It is less expensive compared to prescription glasses. It is the important feature that makes these glasses competitive in the market against the power glasses.
    
11. The effectiveness and results of these glasses are not yet proven scientifically.
    
12. The extensive use of these glasses without any proper advice may cause some adverse effects and even permanent damage to the eyes.
    
13. Though it is not suitable for young ones it can be a better option for older ones who are suffering from astigmatism.
    
14. Generally the medical practitioner will not prescribe these glasses because there is an illusion that these glasses may cause undesirable effects to eyes. Research is going extensively to make these glasses suitable for eyes.
    

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Mike has been writing and publishing articles about health products. He recently came across a website on pinhole glasses which gave information about this old technique of using pinhole glasses for eyesight correction. Here's an article about pinhole glasses.

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