Question

If camera lenses are round, then why are the pictures square? ​

Answer 1

Explanation:

Round lenses produce rectangular pictures! ... As light bounces off of an object you're photographing, that light enters through the camera's lens. The job of the lens is to bend that light and focus it onto the film or the image sensor.

Answer 2

Answer:

$\huge\it\boxed{}$ Because the internal device is square...$\huge\it\boxed{}$