The handheld industrial endoscope takes "professional and efficient, man-machine collaboration, extreme portability" as the core design concept, focusing on the core pain points of industrial detection scenarios, taking into account professional-level detection performance and user-friendly operation experience. The product is aimed at professionals in the fields of machinery manufacturing, automobile maintenance, equipment operation and maintenance. Through integrated structural design and detail optimization, the core value of "simple measurement of complex scenes and clear view of hidden parts" is realized, and the design mission of "making detection so simple" is implemented.