Question

If my eye sight glasses number is -0.75 whta does it means

Answer 1

Answer:

Explanation:

Uh should use concave lenses bcoz uh are suffering from myopia.........

Answer 2

Answer:

The sign basically indicates whether you need a long-sighted (+) or short-sighted (-) lens

Explanation:

To correct your vision, the - (negative) sign will actually impact your vision a lot more that the + sign (if you are under the age of 45) because our eyes can not compensate (through a process called accommodation) for short-sightedness.