Answer:
Many of the medical instruments in use today rely on optics and optical components to perform their intended function.
...
1 Head Mirror. ...
2 Otoscope. ...
3 Ophthalmoscope. ...
4 Retinoscope. ...
5 Phoropter. ...
6 Laryngoscope
explanation:
An optical instrument (or "optic" for short) is a device that processes light waves (or photons), either to enhance an image for viewing or to analyze and determine their characteristic properties. Common examples include periscopes, microscopes, telescopes, and cameras
