Whenever users are trying to make highly clear dot alignment at quite long work distance, it is not easy to reach with those of manual dot projecting device. At the same time, there is still no end for users to make constant technical inno…

In multiple precise device manufacturing work fields, in order to make clear and fine enough cross line alignment onto various working surfaces, it is always making an easy job after the use of a 650nm red cross line laser module. Only if …