How come you can buy reading glasses for a few bucks at pharmacies or Wal-Mart, but they don’t make them for being able to see farther away?

Question

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

Answer 1

Optometry is a powerful lobby in the U.S. There are other countries that sell glasses exactly as you describe.