Case (1): When object is placed at infinity
Case (2): When object is placed anywhere between infinity and the optical centre of the concave lens.
Compound microscope: It is an optical device used to see highly magnified image of tiny objects. Construction: It consist of two convex...
If the distance of object and image are not measured from optical centre (C), but from first and second principal foci respectively, then...
“Power of lens is a measure of the convergence or divergence, which a lens introduces in the light falling on it.” It is defined as...
When a ray of light travels from an optically denser medium to a rarer medium, the refracted ray is bent away from the normal e.g the...
We follow new Cartesian sign conventions. (a) The distance always measured from optical centre. (b) The distance measured to the right of...
