Is it necessary to get an eye exam even if I am satisfied with my ready made reading glasses?

Definitely. The use of readymade reading glasses is perfectly safe but does not replace the need for regular eye exams. There are many silent robbers of vision that if caught early can be easily treated or prevented. Glaucoma is a perfect example of an eye disease that is often asymptomatic and will remain undetected without regular eye exams.If there is no value under the cylinder heading, then you have a simple prescription. If there is a value under this heading, then you have astigmatism.

What are my options for the reading glasses at NeoVision?

You can order your own custom reading glasses by choosing any of our eye glass frames and adding reading lenses in your unique prescription. You will be able to order glasses with clear prescription lenses or with tinted prescription sunglass lenses with anti-scratch, anti-UV, and / or anti-reflective coating. You will also have a choice of lens materials such as CR-39 plastic, polycarbonate, Trivex, or hi-index.Light rays passing through the optical center (OC) of a lens are not refracted. With proper PD measurements, your eyes are centered at the optical center of the lens. For taking your unique fitting measurements, your physical presence is absolutely necessary. We will need to pre-adjust the frame on your face before ordering your glasses.

Light rays pass through what part of a lens without being refracted?

Light rays passing through the optical center (OC) of a lens are not refracted. With proper PD measurements, your eyes are centered at the optical center of the lens. For taking your unique fitting measurements, your physical presence is absolutely necessary. We will need to pre-adjust the frame on your face before ordering your glasses.If there is no value under the cylinder heading, then you have a simple prescription. If there is a value under this heading, then you have astigmatism. Like sphere power, the cylinder power is also measured in diopters.Eyeglasses ordered under an insurance plan are usually processed by the insurance labs and we do not have much control over it. They usually take 5-10 business days. However, if you order your glasses privately (i.e.

What is cylindrical power?

If there is no value under the cylinder heading, then you have a simple prescription. If there is a value under this heading, then you have astigmatism. Like sphere power, the cylinder power is also measured in diopters.You need frame adjustment. Also consider lighter lenses such as hi-index or polycarbonate in a smaller frame.Both are equally effective.

What is prismatic power?

When the two eyes are not properly aligned and looking directly at the same thing, prism can be ground into the lenses in order to re-align them. This can occur with strabismus or in situations where the eyes are properly aligned but are under a tremendous amount of strain in order to keep them aligned. The value under the 'prism' heading of your prescription denotes the strength of the prism.Both are equally effective. It is your preference. Generally people match the color of transition lenses with the color of the The use of readymade reading glasses is perfectly safe but does not replace the need for regular eye exams.

What do the numbers on the frames mean?

Frames are identified by manufacturer / designer, model number or name, size, and color information. Size information contains the horizontal measurement of each lens in millimeters (i.e. 47) and bridge size (the distance between the lenses) i.e. 18. This information can help you in sizing a frame for your face. To better understand the frame size, double the first number and add the second. This will give you the distance across the full front of the frame.This is the main part of your prescription. This number denotes the strength of the lens as measured in diopters.