Doctor insights on:
How Can I Tell How Bad My Vision Is From My Contact Lens Prescription
My contact lens prescription has changed twice in 9 mos. Because my close up reading vision has improved. Is this unusual for someone who is 59?
No: Your eyes may be changing as a result of nuclear sclerosis, which is hardening of your lens of your eye creating more nearsightedness. Your prescription would be changing as a consequence. Furthermore, the elasticity of the eye does change very gradually over time. Your eye doctor can help you with this and adjust as necessary. Btw, glaucoma treatments sometimes accelerate cataract formation too. ...Read moreSee 1 more doctor answer
Are optometrists able to tell what my contact lens prescription are by just looking at your glasses?
No: Fitting of contact lenses involves more than just the power of your corrective lenses. The corneal curvature, size of your cornea and general health of the anterior surface of your eye are taken into consideration. How your eye tolerates a specific contact lens is determined during the followup phase of your fitting. ...Read moreSee 1 more doctor answer
Please tell me what information do you need when ordering prescription contact lenses over the phone?
Depends: Prescriptions for glasses and contact lenses can change quite quickly, especially in younger individuals, and in those individuals performing lots of near-vision tasks like reading, computer use, or video games. It is also possible for diabetes and blood sugar changes to affect the prescription, and rarely certain medications can cause this too. Be checked by your eye md if your rx is changing. ...Read more
Why?: The prescription is designed so the supplier of the lenses can get the proper ones for you. They are very specific. Why do you need to know it exactly yourself. If you are ordering on line, all the information should be there as well. The doctor who gave you the prescription can interpret it for you. ...Read more
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