Surveying - Engineering

Q1:

Ramsden eye-piece consists of

A two convex lenses short distance apart

B two concave lenses short distance apart

C one convex lens and one concave lens short distance apart

D two plano-convex lenses short distance apart, with the convex surfaces facing each other.

ANS:D - two plano-convex lenses short distance apart, with the convex surfaces facing each other.

No answer description is available.