12-Letter Words Ending: OPES

• a device invented by Edison that gave an impression of movement as an endless loop of film moved continuously over a light source with a rapid shutter; precursor of the modern motion picture

• a medical instrument for listening to the sounds generated inside the body

• an optical projector that gives images of both transparent and opaque objects

• a type of endoscope that is inserted into a joint for visual examination

• someone who dislikes people in general

• an X-ray machine that combines an X-ray source and a fluorescent screen to enable direct observation

• a slender endoscope inserted through an incision in the abdominal wall in order to examine the abdominal organs or to perform minor surgery

• an optical device used to measure the rotation of the plane of vibration of polarized light