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Genie Safe-T-Beam Garage Door Opener Safety Sensors 37220R
WebSensing Method and Sensor System A sensing method comprises using a vertical cavity surface emitting laser (VCSEL) to oscillate and emit a laser beam. A diaphragm is used to reflect a portion of the laser beam back into the VCSEL. This method can be referred as self mixing interferometry. A current or voltage at the VCSEL is monitored, and is used to … WebQuick, easy installation with built-in laser beam alignment system. Interruption time adjustable for nearly all situations. Type. Twin Photobeam Detectors with Laser Beam Alignment. Current Draw. 70mA. Sensing Range. Outdoor- 190′ (60m), Indoor- 390′ (120m) Operating Voltage. shreyansh singhvi
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