Viewing instrument

A viewing instrument is a type of optical instrument that is used to assist viewing or visually examining an object or scenery

Types

 * binoculars
 * contact lenses
 * cystoscope
 * electrotachyscope
 * endoscope
 * eyeglasses
 * fibrescope
 * finderscope
 * fluoroscope
 * gastroscope
 * gonioscope
 * kaleidoscope
 * kinetoscope
 * laryngoscope
 * magnifying glass
 * microscope
 * ophthalmoscope
 * otoscope
 * periscope
 * phenakistoscope also phenakistiscope
 * praxinoscope
 * Rotoscope
 * spectroscope
 * spotting scope
 * stereoscope
 * stroboscope
 * tachistoscope
 * telescope
 * teleidoscope
 * viewfinder