Question

why there is a lateral inversion ( right - left inversion ) when we look into a mirror?

Answer 1

In a plane mirror, each point on the mirrors as far behind the mirror as the corresponding point on the objects is in front. That's all there is in terms of the physics, the "geometrical optics".However, we usually notice a lateral inversion in the mirror. We need to consider the "psychology of perception " to explain that...
That's it...