In 2023, it was built out of thin air for Gudong Technology to design explosion-proof AR glasses for special scene detection such as mines and airplanes. The design difficulty lies in whether the size and layout are balanced or not, which will affect the wearing experience, the challenge of lightweight (visual and actual weight), the visual difference and unity caused by the difference between the left and right layouts, and the application of the four shafts also brings certain difficulties to the design.