electric eye


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electric eye

n.
An electrical device that monitors motion in a given region by using a photoelectric cell to detect variations in the intensity of light.

electric eye

n
(Electronics) another name for photocell

pho•to•cell

(ˈfoʊ toʊˌsɛl)

n.
a solid-state electronic device that converts light into electrical energy by producing a voltage or that uses light to regulate the flow of current: used in automatic control systems for doors, burglar alarms, lighting, etc.
[1890–95]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.electric eye - a transducer used to detect and measure light and other radiationselectric eye - a transducer used to detect and measure light and other radiations
detector, sensing element, sensor - any device that receives a signal or stimulus (as heat or pressure or light or motion etc.) and responds to it in a distinctive manner
photocathode - a cathode that emits electrons when illuminated
selenium cell - a photoelectric cell that uses a strip of selenium
transducer - an electrical device that converts one form of energy into another
References in periodicals archive ?
The light fixtures are on a rheostat that is basically an electric eye," says Alan New, AIA, a principal and senior designer of Taggart Architects and project manager for the newly constructed institute.
The mechanical doormat will be recessed flat like the traitional doormat, but as you step onto these mats, a photo electric eye will activate and as you move forward and onto the mat, it will brush and vacuum, the dirt off your feet before you enter the establishment, effortless.
5 Electric eye, electric safety edges and all other safety equipment will be kept operational at all times.
Electric eye Cells in a tadpole's gut manipulated to take on specific electrical properties develop into an eye, a major advance toward regenerating complex organs and limbs (SN: 12/31/11, p.
When a customer leans into the curve, an electric eye will cause a machine to release a burst of perfume calibrated to stay in place for four seconds, without spreading across the room.
The sorting machine has an electric eye that detects any dark-stained shells and, with a jet of air, blows them into a separate bin.
Chain-driven live-roller conveyors with electric eye sensing are said to transfer and automatically index containers.
The electric eye of the entrance doors watched and the doors whooshed opened and closed like a guillotine.
A simple gate adjustment on the counter allows only one tablet or capsule to pass by the machine's electric eye at a time.
Today, however, an electric eye measures their time differential to the thousandth of a second.
It has operator safety devices that make sense and don't get in the way, such as electric eye sensors that are well protected and do their job well.
London based Electric Eye has been installing CCTV systems in shops, petrol stations, banks and hotels for more than six years and was recently awarded Approved Installer status as part of the Philips Observation Systems Installer Program.