Asked by gunjansingh | 12th May, 2011, 01:35: AM

Expert Answer:

Convexo concave lens:-
A lens having one surface convex and the opposite surface concave, with the concave surface having the greater curvature.

Concavo convex lens:-
Having one side concave and the other side convex. Compare with convexo-concave having a concave face with greater curvature than the convex face.

Answered by  | 12th May, 2011, 12:46: PM

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