What are applications of lenses?

  • Eye lens is a convex lens that forms the real and inverted image of any object on the retina.
  • The lenses used in a camera, microscope and telescope are convex lenses.
  • A magnifying glass is a convex lens used to watch minute objects.
  • Spectacles are lenses used to correct the vision of our eyes.
  • A concave lens is used in a Galillean telescope.