photoelectric counter

photoelectric counter

[¦fōd·ō·i′lek·trik ′kau̇nt·ər]
(electronics)
A photoelectrically actuated device used to record the number of times a given light path is intercepted by an object.
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Other projects earning accolades included an all-purpose photoelectric counter used in manufacturing facilities and a gripping device that lets users pick up items from the floor/ground or on shelves without suffering from repetitive stress injuries.