Photocells



[foh-toh-sel] /ˈfoʊ toʊˌsɛl/

noun, Electronics.
1.
a solid-state device that converts light into electrical energy by producing a voltage, as in a , or uses light to regulate the flow of current, as in a : used in automatic control systems for doors, lighting, etc.
/ˈfəʊtəʊˌsɛl/
noun
1.
a device in which the photoelectric or photovoltaic effect or photoconductivity is used to produce a current or voltage when exposed to light or other electromagnetic radiation. They are used in exposure meters, burglar alarms, etc Also called photoelectric cell, electric eye
photocell
(fō’tō-sěl’)
See photoresistor.

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