What is the meaning of the endoscope? The experts of the industrial endoscope factory share the definition of it. The endoscope is also called the hole probe. Its main function is to observe the depth of the curved pipe. However, it is impossible to look directly at the location. It can observe the internal structure and condition of the sealed cavity, not only to achieve long-distance observation, but also to achieve close-range operation. The endoscope is actually using Endoscope on the inside of the container, the belt, the inside of the non-removable equipment and the inner surface of the narrow gap, or the liquid level such as water, etc., the method of human visual acuity cannot directly observe the area for quality inspection and visual inspection. Mirrors were introduced from abroad in the 1970s and 1980s. Initially, they were mainly used in aviation, aerospace and other important fields to carry out quality inspections on products and some parts. With the development of the country, the continuous advancement of science and technology, domestic The endoscope technology has also developed rapidly. Today, there are many varieties of endoscopes, and they have entered the practical stage. The endoscopic technology has gradually developed into a more routine inspection. Method.