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Reading glasses strength
My husband has finally accepted that his near vision is going and has been to the optician for a sight test. The opticians have told him he needs varifocals and have given him the following presription - +0.25 for the middle distance, add +1.50 for the near vision.
Now, I'm of the opinion that the +0.25 is not worth bothering about at this point, given the cost of custom made varifocals, and that off-the-peg reading glasses are an acceptable (and much cheaper!) option. I'm just not sure how to translate the prescription into reading glasses strength. Would it just be the +1.50 or would I need to add the +0.25 to make it +1.75?
Answers
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For more on marking an answer as the "Best Answer", please visit our FAQ.Does your husband have a distance prescription? If so the +1.50 needs to be combined with that to give his reading prescription.
You cannot damage your eyes or make them lazy by using reading lenses, although your brain may well become accustomed to seeing clearly and prefer it that way!
Everyone, no matter how good their eyesight, should have an eye test at least every 2-3 years - the eye test can pick up many health problems and is not just to check whether you can see clearly.
Off-the-peg readers are fine for occasional use, but the lenses aren't centred to the eyes of the patient (as made-to-measure ones will be) and can cause headaches for this reason if worn for longer periods.
My optician, who I trust completely, advised against varifocals until you really do need them, and I therefore have stuck with just glasses for reading. I have off the peg reading glasses all over the house, but use my prescription ones for work.
He advised that wearing varifocals before you really need them would mean your eyes would deteriorate more rapidly.