Numericals on Lens Formula

Thin Lens Formula

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

Numericals OF Mirror Formula

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

Assertion Lens formula can be applied only for thin lenses. Reason For thick lenses one cannot find image position.

The lens formula is

Lens makers formula||Magnification||Thin lens combination||Examples on lens maker's formula

Spherical Refraction and Formula OF Lens