The equipment is made of double-layer stainless steel tube and stainless steel end cover. The compressed air is cooled by the vortex cooling tube through the sandwich to achieve cooling effect, and the wind curtain is formed in the front end cover to prevent dust. It has good anti-corrosion and anti-dust ability, and can be used in the environment with high temperature, dust and corrosive gas. So it is widely used in steel, cement, electric power and other industries to improve production efficiency, improve working conditions and reduce labor intensity.

This cover can be installed in various specifications of CCD color/black and white cameras, three variable lenses, can be installed on the semi-fixed head or 15kg electric head. Suitable for all kinds of CCD cameras, the camera is mounted on the mounting plate, and all the connecting cables are located on the rear cover plate.