Question

Uses of concave lenses. ​

Answer 1

Explanation:

The concave lens is used to treat the problem of nearsightedness or myopia by diverging the light ray and making the clear image of the object on the retina. Lasers: Small concave lenses are used to widen the laser beam which occupies more area and makes the laser beam producing equipment work properly.

Answer 2

$\huge\underline \mathfrak \pink{♡AnSwer♡}$

$<font color= red>$ ✿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.