RAY OPTICS#!#LENSES#!#SPHERICAL LENS#!#LENS FORMULA#!#V.IMP.

Ray Diagrams OF Lens

Spherical Refraction and Formula OF Lens

Spherical Lenses|Lense|Two Types Of Lenses|Optical Centre and Principle Axis Of A Lence|Principle Focus And Focal Lenght Of A Convex Lens|Two Foci Of A Lens|Principle Focus And Focal Lenght Of A Concave Lens|Practice Exercise|Summary

Image Formation By Concave Lens|Sign Convention For Spherical Lenses|Lens Formula|Magnification (m)|OMR

Rules For Obtaining Images Formed By Concave Lenses |Lens Formula|Magnification Produced By Lenses |Practice Exercise|Power Of A Lens|Power Of A Combination Of Lenses|Summary

Refraction|Law's Of Refraction Of Light |Refraction By Spherical Lenses|Important Terms In Any Spherical Lens

Spherical Surface||Refraction and thin Lens

Examples on Spherical Surface||Lens||Introduction||Types & names OF Lenses||Basic Definition||Lens Formula

Image Formation by Spherical Lenses||Power OF the Lens

Focal Length OF Lens||Lens In Medium||Lens Ray Diagram||Discussion OF Sheet Refraction By Spherical Surface Question -42 to 47