Question

What is the difference between concave lens and convex lens?​

Answer 1

Explanation:

A concave lens is thinner in the middle and thicker at the edges. A convex lens is thicker in the middle and thinner at the edges. Used in the camera, focus sunlight, overhead projector, projector microscope, simple telescope, magnifying glasses, etc. It is also used for the correction of the problem in long sight.

Answer 2

Answer:

Concave Lens - Concave lens can be identified as the lens which disperses the light rays around, that hits the lenses. For example : binoculars, flashlights, laser, CD/DVD Drives .

Convex Lens - Convex lens refers to the lens which merges the light rays at a particular point, that travels through it. For example : magnifying glasses, telescope, human eye, spectacles etc.