Oct 5, 2026Learn a quick method to test if your remote control is working by using your smartphone camera to detect infrared signals from the remote.

Apr 12, 2026Learn how to make invisible infrared light visible with your digital or smartphone camera by detecting signals from devices like TV remotes.

Mar 26, 2026Learn how to detect infrared light using your smartphone or digital camera without needing night vision equipment.

Mar 22, 2026Learn simple methods to view infrared light using IR cameras, night-vision goggles, or your smartphone camera.