Doctors use convex mirror reflectors to produce a parallel beam of light for examining body parts such as the eyes, ears, nose, and throat.
Which kind of mirror is used a torch reflector? Draw a labelled diagram to show how a torch reflector can be used to produce a parallel beam of light. Where is the bulb placed in relation to the torch reflector?
What kind of mirrors are used for examining the ear, nose, throat and teeth in the hospital?