Doctor insights on:
How To Calculate Computer Glasses Prescription
Easy: Take the distance sphere power and add 1.00 to it and then take the near add power and reduce it by 1.00. This is my typical calculation for computer glasses. For example, your right lens is -2.25 +1.25 x 30 add: +2.00, your computer glasses would be -1.25 +1.25 x 30 add: +1.00. Hope this helps. ...Read more
Glasses power: Yes, the eye care professionals have instruments as do the optical department optician that can measure the strength of the eyes when they were prescribed, providing they were for that patient and made correctly. However the glasses strength are not the same as the contact lens prescription. Your eye care professional can sort this out for you. ...Read more
Wear them: There is little to adjusting to an increase in the power of your eyeglasses, especially if you are an experienced wearer. If you are having trouble, consider that the prescription might not be as good as it should be. If so, then go back to the prescriber and have it re-checked. The best way to adjust, however, is simply to wear the eyeglasses. ...Read more
Varies with duration: Amblyopia is the process where the brain ignores the "camera" picture from one eye because it is less clear or causes double vision. It can sometimes be improved if the weaker eye is strengthened (glasses), the stronger eye is patched.This works primarily in kids where the problem has not go on too long.It will not benefit adults whose problem has lasted years. ...Read moreSee 1 more doctor answer
Ask your eye doc: But honestly there is not a table to convert this. ...Read more
You will need a Rx: You will need a doctor's Rx, but they are available online for almost nothing. ...Read more
Age related: You may be starting to enter the focusing of middle age termed presbyopia in which things intermediate and near start to become less clear. It is possible the contacts you are wearing are overcorrected which will accelerate this issue. Have your lens power checked and you can also discuss with the ophthalmologist a thing called monovision which can help. ...Read moreSee 1 more doctor answer
Slightly tricky: Mostly straightforward if there is no astigmatism but a little involved if there is astigmatism. I assume you are ordering lenses online and will need that conversion. There is also some experience functions depending upon the type of lens. Check with your ophthalmologist to get this done for you. Optometrists are unlikely to do it as they prefer to sell you lenses. ...Read more
Glasses -yes: Opticians take an ophthalmologist's prescription and make lenses to fit in your choice of eyeglass frames. In a few jurisdictions they can prescribe and fit contacts but most cannot do this. In many areas they can take a prescription for contacts and apply them to the eye, or sell the lenses based solely on that prescription. ...Read more
No one place: A careful refractive exam, with careful measurements for the glasses usually yields a good pair of glasses and a happy patient. This can happen at a chain or discount store just as easily as in a boutique optical, but I have found that owner opticians generally do a better job at complex eyeglass prescriptions. ...Read more
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