A 1300mm lens can see to infinity.
When you see through a concave lens you see a magnified view of what you wish to see
A magnifying lens
a lens you can see through and a mirror reflects
heyy x a lens help you see in the light
Cornea/lens.
See the link below for the formula of lens power.
To see correctly, yes you do.
A concave lens helps you see far if you're nearsighted and convex lenses help you see near if you're farsighted.
they both can see very far or very close and both can see things
no. its lens like glass for you to see far or near
heyy x a lens help you see in the light