Question

Convex lens is used in medical field

Answer 1

Answer: solve the problem of farsightedness or Hypermetropia

Explanation:The convex lens is used to solve the problem of farsightedness or Hypermetropia, by bending the light ray which shortens the focal length and makes the light ray focus on the retina in a proper way. Cameras: The convex lens is used in the camera for focusing the image and also for magnifying it.

Answer 2

Answer:

contact l's corrective lenses that fit directly over the cornea of the eye; see also contact lenses. converging lens (convex lens) one curved like the exterior of a hollow sphere; it brings light to a focus. ... cylindrical lens one with at least one nonspherical surface, used to correct astigmatism.

Explanation: