Eye problems are quite common around the world and in the United States alone, there are more than 160 million people who wear prescription eyeglasses. But still, the awareness about the eyeglasses and factors like strength of the eyeglasses and other factors related to the technicalities. This article, is therefore intended to provide you with more information on prescription eyeglasses and the resources on it. To begin with, the strength of prescription eyeglasses is measured in diopters. Optometrists shorten that with a D. In other words, the stronger the lens is, the higher the diopter measures. Also the prescription eyeglass lenses are measured in positives or negatives. You can easily differentiate between them and the method is quite simple. If you look through a negative lens the object that you are focusing on will look smaller while on the other hand, if you look through a positive lens, the object will look bigger.

When we talk about prescription eyeglasses, it is better to make you aware of the three professions that deal with prescription eyeglasses. The first profession is called an Optician who crafts the lenses, frames and contact lenses. Also the opticians analyze the prescription and then dispense medications and prescription eyeglasses. The second professional to deal in prescription eyeglasses are the ophthalmologists. The Ophthalmologist is an eye doctor who is licensed to perform surgeries that are needed to correct vision or aid in curing eye diseases. The third professional is the Optometrist who is the eye doctor who usually will give the eye exam and checks for any diseases and medical conditions. The optometrists are licensed to dispense prescription eyeglasses and medications.

There are several eye problems that demand one to wear prescription eyeglasses. Of these, three very common eye disorders can be treated by wearing prescription eyeglasses. These are

Mypoia, or nearsightedness. The common symptoms of Mypioa are blurred vision and helplessness to focus on objects that are in the distance.

Hyberopia, or farsightedness is the opposite of Myopia. The symptoms of Hyberopia are headaches, eye fatigue after reading or watching television.

Glaucoma, is the saturation of fluid on the retina. Glaucoma comes without any warning signs and it can cause loss of sight if left untreated.

To be careful about eyes, one should have his or her eyes examined by an optometrist every two years until they are the age of 60. After this age, the examinations should be annually. Today, not only are prescription eyeglasses a necessity, but to some people they are a fashion accessory. Top designers like Giorio Armani, Eddie Bauer, Clavin Klien have picked up this latest fashion trend and have started designing their own collection of frames. While selecting a pair of prescription eyeglasses, make sure that it is comfortable for your eye as well as suits your face. There are many different frame designs and shapes that you can choose from.