Images Formed by Mirrors

Images formed by Concave Mirror

Position of object Position of image Nature of image
At infinityAt focus (F)Real, diminished, inverted
Beyond centre of curvature (C)Between F and CReal, diminished and inverted
At C At CReal, same size, inverted
Between C and FBeyond CReal, enlarged, inverted
At FAt infinityReal, enlarged, inverted
Between F and PBehind the mirrorVirtual, enlarged and upright

Uses of Concave Mirrors

  • Used by doctors to focus light inside the ears, mouth and throat.
  • Used as shaving mirrors to see an enlarged view of face.
  • Used as reflectors in torches and vehicle headlights to form powerful beams.

Images formed by Convex Mirror

Position of object Position of image Nature of image
Irrespective of the positionBehind the mirrorVirtual, diminished, upright

Uses of Convex Mirrors

  • Used in driving mirror to give a view of the traffic behind.
  • Used at blind corners of roads/driveways to enable vehicles to see the traffic around the corner.

Uses of Plane Mirrors

  • Used as looking glass.
  • Used in periscope used in ships, aircraft etc.
  • Used in kaleidoscope, a children's toy.