Question

name of all type of lenses

Answer 1

there are two types of lenses:
concave lens.
convex lens.

Answer 2

types of lenses are:-
1) concave lensin, Inwhich it is divided in three types:-
a) bi-concave
b) Plano-concave
c) convexo-concave
2) convex lense, In which it is also divided in three types:-
a) bi-convex
b) plano-convex
c) concavo-convex

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