{"id":651,"date":"2019-03-05T11:40:30","date_gmt":"2019-03-05T11:40:30","guid":{"rendered":"https:\/\/www.framesbuy.com\/trends\/?p=651"},"modified":"2020-11-17T05:18:45","modified_gmt":"2020-11-17T05:18:45","slug":"prism-in-eyeglasses","status":"publish","type":"post","link":"https:\/\/www.framesbuy.com\/trends\/prism-in-eyeglasses\/","title":{"rendered":"Complete Guide on Prism in Eyeglasses"},"content":{"rendered":"\n

Double vision trouble? Has the doctor prescribed you prism glasses?<\/strong><\/p>\n\n\n\n

Wondering how the triangular solid geometric object gonna help you in improving your eyesight. Don\u2019t fuss over, it\u2019s not that complicated to understand. You might be new to this optical term but these prescription glasses<\/a> were said to be invented in around 1930s.<\/p>\n\n\n\n

The predominant function of these glasses is to make both the eyes work together. In short, it\u2019s a fool tool<\/strong> for your brain to direct eyes, rightly. Again don\u2019t get confused<\/em>, know it better…<\/p>\n\n\n\n

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What are Prism Glasses?<\/h3>\n\n\n\n

Prism glasses are generally used for patients which have a problem with double vision. These prism eyeglasses may be used on a single eye or over both the eyes. <\/p>\n\n\n\n

How Do Prism Eyeglasses Work?<\/h3>\n\n\n\n

We all have learned in school how the prism works, right? When the light gets entered, the crystal clear pyramid emits rainbow colour spectrum. But don\u2019t get mistaken that prism eyeglasses will work the same and show you the world painted in rainbow colours. Prism in glasses actually helps to realign the images and manage the problem of double vision<\/p>\n\n\n\n

Prism eyeglasses gives right assistance to the brain and help the eyes to see in a proper direction. The properties of the prism is used to mould the image where the brain is being tricked to do the visual processing, in such a way that the two images your eyes see, gets fused into one thus eliminating double vision, smartly.<\/p>\n\n\n\n

Vertical or horizontal prism (depending on the condition) would be added to your glasses<\/a> to correct the dysfunction.<\/p>\n\n\n\n

You can find a small triangle shape (\u0394) in your prism glasses prescription that indicates the need for prism correction.<\/p>\n\n\n

<\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Spectacle Prescription<\/strong><\/td>\n<\/tr>\n
 <\/td>\nRight<\/strong><\/td>\nLeft<\/strong><\/td>\n<\/tr>\n
Sphere<\/strong><\/td>\npl<\/td>\n-0.25<\/td>\n<\/tr>\n
Cylinder<\/strong><\/td>\n-1.00<\/td>\n-1.00<\/td>\n<\/tr>\n
Axis<\/strong><\/td>\n99<\/td>\n58<\/td>\n<\/tr>\n
Add<\/strong><\/td>\n+2.50<\/td>\n+2.50<\/td>\n<\/tr>\n
Intermediate<\/strong><\/td>\n–<\/td>\n–<\/td>\n<\/tr>\n
Hor Prism<\/strong><\/td>\n2BO<\/td>\n2BO<\/td>\n<\/tr>\n
Ver Prism<\/strong><\/td>\n–<\/td>\n–<\/td>\n<\/tr>\n
PD<\/strong><\/td>\n61\/59<\/td>\n<\/tr>\n
bf<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Note: <\/strong>This is not a prescription for Contact Lenses<\/p>\n\n\n

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Who Needs Prism Glasses?<\/h3>\n\n\n\n

Average glass wearers around the world do not require prism glasses but there are few scenarios where your eye doctor would recommend you this additional attachment on lenses. Sometimes the eyes and brain fail to communicate rightly. The eyes are unable to work together and both the eyes see two identical images, instead of one whole picture. This vision condition is termed as diplopia<\/strong>. A person suffering from diplopia will be generally prescribed prism eyeglasses. Diplopia patient might also witness blurred vision<\/a>. This kind of vision condition usually occurs due to the improper functioning of the muscles around the eye.<\/p>\n\n\n\n

Prism glasses are also prescribed in cases of brain injury or brain stroke as it generally affects the vision. These glasses are also recommended to athletes who would benefit with an enhanced vision that can improve their performance.<\/p>\n\n\n\n

Prism lenses also seem to help patients with hemianopia. It is a vision condition where the person is partially blind. It affects half of the vision field either left, right or both eyes. Patients with severe spondylitis or having orthopedic chin down posture can also be benefited with prism eyeglasses.<\/p>\n\n\n\n

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Can Prism Glasses Cause Side Effects?<\/h3>\n\n\n\n

Despite wearing prism glasses, you can still witness double vision, headache, misaligned eyes, eye pain and other such related symptoms. What could be the reason, have your prism eyeglasses stopped working or is it some kind of side effect? The wise and the right option in such situation is to consult your eye doctor.<\/p>\n\n\n\n

The two prime reasons for such condition could be either misalignment of lenses or expired prescription. Sometimes due to regular use, prism lenses can get misaligned, re-adjusting the prism glasses can make the situation better. Wrong or old prescription for prism correction can also have a negative impact on your vision. Make sure your prescription is up to date. No matter what is the reason, it is better to get consulted by an eye doctor.<\/p>\n\n\n\n

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