Pinhole glasses - How effective?

By: Mike Lamb

Pinhole glasses are eye glasses which are also known as stenopeic glasses, eye exercise glasses and aerobic glasses. The word stenopeic is derived from the Greek words for "little opening". Pinhole glasses are first conceptualized by scientist Scheiner in 1573. These glasses are not made up of glass but use the other material like metal or plastic. They are effective and helpful for the people possessing refractive eye disorders.
Pinhole glasses consist of around 180 to 250 tiny perforations on each side (approximately 1 mm) in a series which allows a very narrow beam of light to pass through it, to enter the eyes thus preventing distortion of image. It produces a clear image by reducing the size of the circle of confusion. These glasses are prescribed for the patients of myopia, hyperopia, blurred vision, astigmatism, computer vision syndrome, presbyopia and cataracts.
Pinhole glasses are widely used by the eye care specialists as a diagnostic tool. The popularity of pinhole glasses is increasing day by day because it provides an affordable alternative to high cost prescription eye glasses as well as more and more people are getting aware of their benefits. These glasses work on the principle of natural reflexes.
Benefits of Pinhole glasses:

1. Wearing of pinhole glasses by the sufferers has improved the vision clarity and resolution.
   
2. These glasses increase evident object brightness.
   
3. It provides overall good vision at all distances and eliminate eye strain.
   
4. Pinhole glasses are usually light in weight rather than prescribed glass spectacles.
   
5. Pinhole glasses provide the wearing comfort to a greater extent. Also, they reduce the worrying regarding the scratches and marks on the lenses. They are more durable than the glass spectacles.
   
6. Pinhole glasses are now days available at an affordable price than the traditional spectacles.
   
7. With the advancement in the technology pinhole glasses are available in attractive designs.
   
8. Pinhole glasses do not require cleaning of fingerprints that affect vision.
   
9. Pinhole glasses are easy to use by the people of all ages.
   
10. Scratches of pinhole glasses do not affect or alter their performance.
    

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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. Mike himself had tried the product and found it quite beneficial. Here's an article about pinhole glasses.

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