It has only one surface which reflects light. 

It has two surfaces, out of which one or both can refract light. 

It follows the laws of reflection. 

It follows the law of refraction. 

A mirror can be plane or spherical (concave or convex) 

A lens is usually curved from either one or both surfaces. 

Mirror formula is 1/f = 1/v + 1/u

Lena formula is 1/f = 1/v - 1/u

Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class

Ask a doubt
Maninder Singh's photo - Co-founder, Teachoo

Made by

Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 13 years and a teacher from the past 17 years. He teaches Science, Economics, Accounting and English at Teachoo