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electric eye · Vinony

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EntityQ12410294· pop 5· linked from 29 articles

electric eye

device or mechanishm for detecting obstruction of a light beam

Wikidata facts

Image: Electric eye for garage door opener.jpg

via Wikidata · CC0

Available in 5 languages

Français
العربية
Catalan
Kinyarwanda

via Wikidata sitelinks · CC0

Connections

Albert Einstein

Categories

Garage door openers Optical devices

Sources

wikipedia.externallinksexternallink

infrared radiation

Entity

alternating current

light-emitting diode

photoelectric sensor

garage door opener

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What links here29 pages

The War of the Worlds

Astronomical Observatory

history of the camera

photomultiplier tube

folding machine

photoelectric sensor

garage door opener