Learn about and revise lenses and their power, real and virtual images, and ray diagrams with GCSE Bitesize Physics.

We compare and contrast concave and convex lenses by drawing ray diagrams.

NCERT Solutions for Class 10 Light - Reflection and Refraction: NCERT books are considered the best source for preparation of theoretical concepts and making the basics strong.

Learn about refraction, ray diagrams and how convex lenses bend light rays with this guide for KS3 physics students aged 11-14 from BBC Bitesize.