How-To: Fingertip heart rate monitor

Image (1) 20110205HeartRate.jpg for post 84430

By , 02/06/2011 @ 6:00 am= | Full size is 600 × 427 pixels

  • Date Taken: 05-Feb-2011 13:57:36
  • Camera: DSC-H9
  • Focal Length: 5.2mm
  • Aperture: f/2.7
  • ISO: 100