Industrial gas cylinders and scuba diving oxygen tanks are inspected frequently (annually at least required by regulations) by diving equipment specialists or diving shop technicians to ensure safety. Articulating borescopes are very useful tool for visual inspection inside of gas cylinders and crown parts of the diving tanks.
It is not easy for a SCUBA diving shop technician to inspect the inside of a diving tank and the valve thread of the diving tanks. Vividia rigid and semi-rigid articulating video borescopes and dual-camera borescopes are great tools for this examination purpose.
  • VA-400 USB one-way articulation camera:  8.5mm diameter, 40cm long, 180 degree articulation
  • VA-408 USB one-way articulation, 80cm long, 180 degree bending back
  • UV-400 USB one-way articulation. 40cm long with UV illumination light and white LED lights
  • VA-980 USB one-way semi-rigid, 80cm long 
  • VA-150 LCD screen 2-way articulation, 80cm long, semi-rigid
What they are looking for when a technician visually inspect the interior of a diving cylinder and the valve thread?
  • Corrosion
  • Pitting
  • Cracks
  • Dent and scratch
  • Loss of metal
  • Moisture