Ask MAKE: LED as light sensor

Image (2) ledtouch_photo.jpg for post 68706

By , 08/05/2009 @ 5:21 pm= | Full size is 320 × 240 pixels

  • Date Taken: 22-Jun-2005 04:56:36
  • Camera: Canon PowerShot SD300
  • Focal Length: 5.8mm
  • Aperture: f/2.8