REFRACTIVE ERROR EYEGLASSES

Refractive Error Treatment in Delhi


Refractive error means that the shape of your eye doesn't bend light accurately, outcome in a blurred image. They occur when the shape of your eye keeps light from buckling accurately on your retina (a light-sensitive skin of tissue in the rear side of your eye).
The number of people globally with refractive errors has been increasing.If you consider the Rates then it’s vary between regions of the world with about 25% of Europeans and 80% of Asians affected

4 Common Types of Refractive Error


Myopia or Nearsightedness


Myopia or nearsightedness which refers to difficulty seeing in the distance, is one of the most common conditions vital spectacles. It’s appear in the age of nine in its early stages frequently doesn't need correction. It occur when the shape of the eye makes light focus in front of the retina.
Symptoms 
•    Trouble seeing things that are up to a point
•    Needing to squint to see clearly
•    Eye strain (when your eyes burning or itching)

Astigmatism


Astigmatism generally occurs when the frontal face of the eye, the cornea, has an asymmetric curve. It occurs when your cornea (the clear frontal surface of your eye) or lens (an inner part of your eye that helps the eye focus) has a different shape than normal.
Symptoms
•    Blurry vision
•    Needing to squint to see clearly
•    Headaches
•    Eye strain
•    Trouble seeing at night


Hyperopia or Farsightedness

In Hyperopia, distance vision is clear while near vision is bleary. It occur when your eyeball grows too short from front to back, or when there are problems with the shape of your cornea or lens.
Symptoms
•    Trouble seeing things up close 
•    Eye strain 
•    Headaches — especially when reading


Presbyopia


Presbyopia is the gradational loss of your eyes' power to concentrate nearby objects. It occurs because the lens (an inner part of the eye that helps the eye focus) stops buckling light accurately  on the retina.
Symptoms
•    Trouble seeing things in close range
•    Needing to hold books or any material far from the eye to focus  to read it
•    Headache


Treatment for Refractive Error


Eyeglasses


Eyeglasses are the easiest and safest way to correct refractive error. Your eye consultant will define the right eyeglass lenses to give you the clearest possible vision. These are the most effectual ways of correcting the refractive error. Still, the accessibility and affordability of eye glasses can present a difficulty for people in many low income settings of the world.As mentioned before refractive errors are because of the inappropriate focusing of the light in the retina. Eyeglasses work as an added lens of the eye serving to bend the light to bring it to focusing part on the retina. Depending on the eyeglasses, they serve numerous functions


Surgery


Some types of surgery, like laser eye surgery, can change the shape of your cornea to fix refractive error. Your eye consultant can help you decide if surgery is right for you. Laser in situ keratomileusis (LASIK) and photo-refractive keratectomy (PRK) are popular procedures; while use of laser epithelial keratomileusis (LASEK) is expand

Disposable Lenses


Disposable lenses or Contact lenses sit on the layer of your eyes and correct refractive error. Your eye consultant will fit you for the right lenses and show you how to clean and wear them safely. Many people choose to wear contact lenses. One style is hard contact lenses, which can distort the shape of the cornea to a required shape. Next style, soft contact lenses, are made of silicone or hydrogel. Depending on the duration they're designed for, they may be worn daily or may be worn for an extended period of time, for a week. However itching, redness and difficulty arise in vision then stopped using lenses immediately 


Diagnosis


A refractive error can be diagnosed by an eye care professional during a routine eye checkup. Testing generally consists of asking patients to read a vision table while testing random selection of lenses to maximize a patient’s vision. Special imaging or other testing is hardly necessary. As you can see, mostly of the symptoms for each refractive error is similar to another one. It's important to schedule an appointment with your optometrist if you notice any of the symptoms mentioned.
During a comprehensive eye examination, the optometrist will be suitable to determine which refractive error is the source of your symptoms. From there, proper treatment procedure will be suggested to the patient.

 

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