Convex Lens (Real Image)


But CD=AB
It follows
BC = -u
BlC = +v using sign convention
CF = +f
FBl = CBl - CF = v - f
Dividing throughout by uvf
Note:
(1) The above formula is applicable for a convex lens when a virtual image is formed. For this the following ray diagram is to be considered.
Linear Magnification Produced by a Lens
Convex Lens
Real Image

Virtual Image

Concave Lens





