Photography Tips

How Infrared Remote Trigger Works

IR remote remote Sony a6300

Wireless remote triggers are one of the essential camera accessories to keep in your camera bag. The theory is the remote trigger sends out infrared light, the camera's infrared receiver detects it and signals the camera to open the shutter. IR detectors/receivers are little microchips with a photocell that are tuned to listen to infrared light. They are used for remote control detection –all TV, DVD player, and many digital cameras have one of these in the front to listen for the IR signal from the clicker. A matching IR LED inside emits IR pulses to tell the camera to release the shutter. Digital cameras can have one...

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