| Eyeglasses are, without any doubt most used method for correcting eye sight. According to the World Health Organization nearly 30% of the population on the Earth have bad eye sight and majority of them use eyeglasses for correction. In some countries, for example, Japan, eyeglasses are used by most of the aged populace. This is explained by the fact that characters based on hieroglyphs spoil eye sight quicker causing short-sightedness. Merits of eye glasses cannot be doubted. Hundreds of millions of people are able to see normally because of eyeglasses. But using eyeglasses for eye sight correction has demerits also. Is there any alternative to eyeglasses? What does the modern ophthalmology offer in place of eyeglasses for correcting eye sight?
EYEGLASSES – BENEFITS OF CORRECTING EYESIGHT WITH EYE GLASSES
Eyeglasses are easily available – prices for eyeglasses are democratic, one can buy eyeglasses at a market place or for hundreds of dollars (if these glasses are at the same time a hand made master piece). But to buy the correct eyeglasses is not that simple. Eyeglasses for correcting eyesight should be prescribed by a specialist after thorough examination of eyesight in a specialized cabinet or clinic. One should buy the glasses only at specialized optical shops giving special attention to the lens quality.
Eye glasses are simple to use – This is really true, they are very easy to wear.
Frequently there is no alternative to eyeglasses - For correcting eyesight in children there is simply no alternative to eyeglasses. Laser correction operations are done only after complete proper aging of the eyes, starting from 18 years. Usage of contact lens by children is very limited. But it is necessary to remember – incorrectly selected glasses may cause further damage to eyesight, especially in the childhood.
Eyeglasses – Limitations of correcting eyesight with glasses.
Eyeglasses do not give complete complete correction of eyesight. Eye Glasses are selected such that they do not give 100% correction of eyesight. Eyeglasses greatly limit side view, disturb stereoscopic effect and stereo impression. These factors are very important for transport vehicle drivers.
Eyeglasses – It is a foreign object on the face – along with all the benefits, eye glasses bring a lot of discomforts to their owners. They continuously accumulate dirt, get fogged, slide off, fall off, disturb from taking up sports or any other active or physical activity.
Eyeglasses – danger of causing trauma – Eye glasses, especially with glass lens are accidental prone. During accidents or falls, broken glass pieces may cause serious trauma.
Eyeglasses may damage health - Incorrectly selected lens of eye glasses may bring in chronic tiring of the eyes. Incorrectly selected frame may cause damage to facial blood circulation causing headaches, quick weariness, and disturbances in working capabilities.
Eyeglasses – Reason behind further degrading of eyesight – Incorrectly selected eyeglasses may become the reason behind continuous weariness of eyes and can help advancement of eye diseases like shortsightedness (myopia), astigmatism, farsightedness etc.
Eyeglasses – Alternative for correction of eye sight with eye glasses
At present contemporary ophthalmology can offer only two commonly accepted alternatives to eyeglasses:
Contact Correction of sight – with the help of contact lens.
Laser Correction – Operation according to the technologies PRK and LASIK.
Each of the alternatives has its own advantages and disadvantages. Final selection should be made by the patient. Main rule to make the correct choice is to have complete information about ones own health. Any type of eyesight correction requires consultation and help of a specialist. |
Chicago firefighters are calling for the biggest collection of eyeglasses in history to donate them to those who are in need of glasses but can not afford to purchase them in third countries. Owners of old prescription glasses and sunglasses can drop them at any of the 97 Fire Houses across the state by the end of summer (September). Centuries after the invention of eyeglasses they remain too expensive to afford for many people in developing countries.
