The real image of an object formed by the objective must lie at the centre of telescope.

Question

Quizplus · Accepted Answer

The real image formed by the objective lens of a telescope does not necessarily have to lie at the center of the telescope. Instead, it should be at the focal point of the eyepiece lens for proper magnification and viewing. The position of this image is determined by the focal lengths of the objective and the eyepiece, as well as the distance between them, rather than a requirement to be at the telescope's center.

The Real Image of an Object Formed by the Objective