Is the lens grinding process more complicated or is there just too much variation in eyesight to make them feasible on a mass scale?
In: Other
In general, you can’t really hurt yourself with plus lenses for near, and it’s more straightforward because readers are meant for people who are already corrected for distance. Distance is more complicated, and it would be much easier to end up wearing a prescription that’s detrimental.
(I’m an optometrist. Yes, we’re real doctors who, in addition to generally being the best at prescribing glasses, also diagnose and treat a variety of ocular diseases and refer to ophthalmologists as needed when more invasive treatments are indicated).
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