Question

how can you use convex lens as a magnifying glass?

Answer 1

When light bounces off an object and travels to your eyes, those light rays travel parallel to each other. When they pass through a magnifying glass, the convex lens bends the parallel rays so that they converge and create a virtual image on your eyes' retinas.

am i correct

Answer 2

Explanation:

convex lens can form an erect ,enlarged and virtual image of an object when an object is placed as its focus ,so it is used in magnifying glass and in simple microscope where we need to see the object enlarged than its normal size such as while reading a book or a magazine .