A borescope, fiberscope, videoscope or pipe inspection camera can view or point in different directions in relation to the distal tip of the scope or probe. The direction can vary from 0° (Straight Forward), 45° (Oblique), 90° (Side), 110° (retrograde). Other directions of view are can also be available. The direction of view can be fixed, variable or achieved with interchangeable tip adapter depending on the instrument.
It is important to consider the most appropriate direction of view to allow you to inspect the area desired.