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Chapter : Light - Refraction

Sub-topic 9 : Sign Conventions for lenses

Previous Topics

Lens formula and magnification
Uses of concave and convex lenses
Ray diagrams - Concave lens
Ray diagrams - Convex lens
Rules for ray diagram - concave lens
Rules for ray diagram - convex lens
Some important terms
Spherical lenses

more topics to study

Power of a lens
Numericals