Doctor insights on:
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 moreSee 1 more doctor answer
Do you have to get an eye exam before you get contacts even if you already have your glasses prescription?
Depends: If your vision has changed since the last time you got glasses, you'll certainly want to be examined to get a new prescription. If you just want a different style frame/lens shape, the glasses providers can read your prescription from current glasses & adapt it to new frames /lenses of your choice. Still a good idea to have yearly eye exam to check for glaucoma, cataracts, macular degeneration…. ...Read more
Symptoms include: continued blurry vision in one or both eyes, headaches from eye strain, dizziness due to lack of focus. Even nausea and vertigo if the prescription is way off from what your eyes need. Don't hesitate to have this rechecked if you feel the glasses are giving you trouble. ...Read more
No: Won't work.Get a more detailed answer ›
I have a plus Sphere on my glasses prescription, I've read that this is to correct long-sightedness, but my problem is that I can't see the distance..
Numbers game: Fitting cl is an art form as much as science. When the eyeglass refraction is placed in a cl if the number is large enough the strength of the contact may be different to cause good vision. The fit can also change the numbers. These are called "fudge factors'. The numbers are not as important as the ability to see wella nd comfortably. ...Read moreSee 2 more doctor answers
Lense power: The prescription for eyeglasses is the formula that the lense maker (optician) needs to provide the correct lense for your eyeglasses. On the form you will see od: right eye; os :left eye; power : strength ; cylinder: astigmatism; add: near vision correction for those over 40 and sometimes prism: for eye alignment. ...Read more
No: If your glasses prescription changed & you don't update, or if you are wearing glasses with the wrong prescription, thea two won't adversely affect your eye health, but your vision will not be optimally in focus. Some people feel eye strain if their glasses are incorrect. A resolution would be to have yor eye md refract your eyes for the correct prescription. ...Read more