Question

Name the various terms related to a lens.
​

Answer 1

Answer:

Terms related to lenses - definition

Radius of curvature (R): The radius of sphere of which lens is a part. Principal axis: Line joining the centre of curvatures of two lenses. Optical centre (O): The point on the principal axis of a thin lens through which a ray of light passes undeviated

Answer 2

Answer:

Terms related to lenses - definition

Radius of curvature (R): The radius of sphere of which lens is a part. Principal axis: Line joining the centre of curvatures of two lenses. Optical centre (O): The point on the principal axis of a thin lens through which a ray of light passes undeviated.