A growing trend is to mount a borescope “inspection camera” near a 3D printer’s nozzle to provide a unique up-close view of the action. Some argue that this perspective can provide valuable ...

After testing four borescopes and researching others, we recommend the Teslong NTS300 Pro Inspection Camera for its dual camera lens design, large viewing screen, and high-quality images.

If you want to look behind a sink, into a car engine or somewhere else when you're working on it, a borescope (a lot of ...