One set downhole camera is consist of electric winch , cable, camera and ABS conreol box.
It mainly used in underwater, borehole, water well drilling hole engineering, hydrology, mining, petroleum, geotechnical, civil and other units or departments.
It can be used to observe the characteristic of geologic body in drill hole, well hole, well drilling, oil well and pile foundation etc, such as rock structure, geological structure, rock strike, faults, fissures, dissection, underwater and undersea survey.