deaths
Carl Zeiss, German physicist and lens maker, created the optical instrument (born 1816)
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Carl Zeiss
German optician and optical instrument maker
Carl Zeiss was a German scientific instrument maker, optician and businessman. In 1846 he founded his workshop, which is still in business as Zeiss. Zeiss gathered a group of gifted practical and theoretical opticians and glass makers to reshape most aspects of optical…Source: Wikipedia (CC BY-SA)
Optical instrument
Scientific instrument using light waves for image viewing
An optical instrument is a device that processes light waves, either to enhance an image for viewing or to analyze and determine their characteristic properties. Common examples include periscopes, microscopes, telescopes, and cameras.Source: Wikipedia (CC BY-SA)