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Photography: Seco-Larm Enforcer Twin Photobeam Detector, 190-390 Ft. Range (E-960-D190Q) - SECO-LARM
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Laser Beam Alarm Popular Q&A
Q: Sensors Laser Beam Alarm System
A: This alarm system has many uses ranging from anti theft, to espionage, to paintball. This circuit can be adapted to go anywhere and be used in a wide variety of... Read More »
Q: Sensors Laser Beam Alarm System
A: After obtaining all the required components, you will need to assemble the circuit board. Most of these components can be found can be found at Radioshack (I go... Read More »
Q: How to Collimate a Laser Beam.
A: 1. Observe the beam diameter by placing a piece of paper in the light path. Identify the beam. Use the piece of white paper to see how quickly the laser light d... Read More »
Q: How to Create a Laser Beam.
A: 1. Place the two mirrors on the ends of the glass cylinder, with the reflective sides facing the interior of the cylinder. This is the "optical resonator" which... Read More »
Q: What is the velocity of a laser beam?
A: A laser beam consists entirely of light. So its velocity is equal to that of light. (exactly 299,792,458 meters per second) Read More »