Laserfuchs red laser modules brass housing laserfuchs 70108507 a high quality class 1 laser module that projects a 650nm red beam with a dot type beam shape beam diameter of 3mm and an operating distance of 10m the module uses a special acrylic lens that produces a sharp beam without the use of rotating polygonal mirrors or motors the lens and electronics are built in to a robust brass housing and can be operated under dusty and harsh industrial environments operation is possible without