A lens is a piece of transparent material, usually circular in shape, with two polished surfaces, either or both of which is curved and may be either convex (bulging) or concave (depressed). A lens has the valuable property of forming images of objects situated in front of it. #Class 10 - Physics - Chapter 12 - Lecture 8 Lenses - Allied Schools #Lenses class 10😱| Types of lenses🔥| Lens Terminology | Unit 12 Geometrical Optics #Convex and Concave Lenses #Image formation by CONVEX LENS animation | All 6 cases explained | Professor Phi #convexlens # Lens & Concave Lens 🥳20 Minutes में | Railway Exams 2024 Special | Science By Neeraj Sir