Either dot measuring work is processing at close or long distance, it is far more enough to rely on the use of a simple red laser pointer, but substituting by advanced laser diode tech applying device of 635nm red dot laser module. It is projecting the purest and the brightest red laser light from a 635nm red laser diode. In those of industrial and high tech precise dot measuring work fields, only after its proper installation and selection of correct output power, it just gets the lowest… Continue