Question

what is the lens formula and give the meaning of the symbols are used​

Answer 1

Answer:

The lens formula is denoted by. (1/v)- (1/u) = 1/f. Here, 'u' is the distance of the object from the optical center of the lens (convex and concave). 'V' is the distance of the image from the optical center while 'F' is the focal length, the distance between the optical center and the focus of the lens.

Answer 2

Answer:

1/v - 1/u = 1/ f

Step-by-step explanation:

v= image dis.

u= object dis.

f= focal length