Question

uses of concave lenses for medical purposes

Answer 1

for dental clinic to see teeth clearly
it shows nearby object distinctly..

Answer 2

here is your answer...mate!!

Curving inward, concave lenses cause light to spread out, resulting in a smaller image for the viewer. Despite being less useful than convex lenses, concave lenses have several uses, including in eyeglasses and contacts, flashlights, peepholes, binoculars, telescopes, and in photography......☺️☺️

hope it helps you......✨✨✨✨