Question

define object distance

Answer 1

Object Distance the distance from an object to an optical element. Image Distance, s', is the distance from a lens or mirror to an image.

Hope Its help you

Answer 2

the distance of the position of an object on the principal axis from the pole of a spherical mirror is know as object distance

I hope this will help you

if helpful then please select my answer as brainliest answer

and also follow me ❤️❤️❤️❤️❤️❤️❤️