Measuring pressure in the Internet tubes

Image (2) pressureGuage012609_2.jpg for post 61743

By , 01/26/2009 @ 11:02 pm= | Full size is 600 × 800 pixels

  • Date Taken: 18-Oct-2008 23:17:43
  • Camera: DMC-FZ7
  • Focal Length: 6mm
  • Aperture: f/2.8
  • ISO: 200