The Stroboscope
A stroboscope is an instrument used for observing and measuring periodic motion. It is essentially a flashing light that illuminates a moving object at regular intervals, making the object appear to be stationary or moving in slow motion. The stroboscope works by synchronizing the flashes of light with the motion of the object, creating the illusion of a frozen image. Stroboscopes are used in a variety of applications, including manufacturing, engineering, and medicine. In manufacturing and engineering, they are used to measure the speed and motion of machinery, such as rotating shafts and gears. In medicine, they are used to observe and analyze the movement of vocal cords and other internal body parts. The invention of the stroboscope is credited to Harold Edgerton, an American electrical engineer and inventor. He developed the device in the 1930s while working at the Massachusetts Institute of Technology (MIT). Today, stroboscopes are widely used in various fields and have become an