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Doctor insights on: Whats The Weakest Percription For Glasses

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What is the weakest glasses prescription you can get?

What is the weakest glasses prescription you can get?

No prescription: Plain glass lenses can be worn for those who like how they look in glasses. If you are blurred when you read or look at distances, even a mild prescription may help you. Usually, people can avoid wearing glasses if they have prescriptions of up to 0.5 diopters; some individuals may feel more visually comfortable with even this low of a glasses prescription. ...Read more

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Dr. Tim Conrad
761 doctors shared insights

Glasses (Definition)

Glasses is a term that describes a pair of lenses that are placed in a frame to be worn to correct faulty vision ...Read more


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Is it okay to use 2 glasses of different prescriptions?

Is it okay to use 2 glasses of different prescriptions?

Yes: Some patients have several different glasses for different situations (e.g. Driving vs computer vs very close work such as needlepoint). If the glasses are providing clear, comfortable vision, there is no harm in multiple pairs. ...Read more

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Are glasses and contacts prescriptions the same number?

Are glasses and contacts prescriptions the same number?

Different: They are different. Often the overall power will be similar or the same, but contact lenses require more specifications, such as the curvature of the lens as well as type of material. ...Read more

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My glasses are -7.25 what prescription would my contacts be?

My glasses are -7.25 what prescription would my contacts be?

Not enough info: In order to fit contact lenses to your eyes, you need the corneal curvature in addition to the glasses power. Also a discussion of your vision goals, such as any need to see well at near and distance versus distance only, is used to determine the initial contact lens parameters. Your eye care provider will make these measurements. ...Read more

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Are my glasses the wrong prescription if they keep feeling strange?

Are my glasses the wrong prescription if they keep feeling strange?

Possibly: If the prescription is wrong, then the image perceived will be of lower quality than you expect - e.g. Distorted or blurred. This can result in your feeling strange. The glasses might also have the optics misaligned. If you ophthalmologist prescribed them recently, and you saw clearly when he did the refraction in the office, then it is possible they might be wrongly made. Have this evaluated. ...Read more

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Should i order contacts online with the prescription of my glasses?

Non: You need a few numbers that are parameters for the fit of you eye i.e. The base curve, diameter and an adjusted power for lens effectivity if higher power then 5 diopters. ...Read more

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Is there a difference between a prescription for glasses and contacts?

Sometimes: Eyeglass prescriptions and contact lens prescriptions sometimes look quite different. You cannot substitute one for the other but your ophthalmologist will write the proper one for you visual needs so the optician can fit your glasses or the ophthalmologist can order the proper contacts. ...Read more

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How come my I have different prescriptions for my glasses and contacts?

How come my I have different prescriptions for my glasses and contacts?

Lens prescriptions: Contacts sit directly on the cornea. Glasses are in front of the cornea and therefore the power of the two differ in focusing an image on the retina. ...Read more

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If my glasses have a low prescription do I have to wear them all the time?

If my glasses have a low prescription do I have to wear them all the time?

No: Wear them only when you feel the need to have your vision improved. Driving, reading, movies, meetings.... ...Read more