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Unread 14-03-2006, 13:14
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Eldarion Eldarion is offline
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Re: Allen Bradley Photo Sensors

Quote:
Originally Posted by TubaMorg
Random thought, isn't there some way to actually 'see' the IR light? Like some special goggles or something?
Many CCDs, such as those found in digital cameras/camcorders, are very sensitive to infrared light.

Simply aim the emitter at your camera, and a bluish-white light should show up if the emitter is working.
An old black-and-white camcorder will have greater sensitivity than a color one, and a Sony camera in NightShot mode will allow you to see infrared like you would see any other light source, including reflections.
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Last edited by Eldarion : 14-03-2006 at 13:16.