Automatic monitoring device for pollution of galvanometer protection lens

The invention discloses an automatic monitoring device for pollution of a galvanometer protection lens, which is characterized by comprising a laser, a semi-transparent and semi-reflective lens, a coaxial camera, a visual processing unit, a galvanometer unit, the galvanometer protection lens, an annular light source and a zoom lens, the semi-transparent and semi-reflective lens is fixedly installed just under the laser, the coaxial camera is installed on the left side of the semi-transparent and semi-reflective lens, the zoom lens is fixedly installed at the right end of the coaxial camera, the visual processing unit is fixedly installed under the coaxial camera, and the galvanometer unit is fixedly installed under the semi-transparent and semi-reflective lens and located on the right side of the visual processing unit. The galvanometer protection lens is fixedly installed at the bottom of the galvanometer unit, and the annular light source is installed under the galvanometer protection lens. The intelligent