... clear point magnification adjustable. 640 * 480/30 frame, small portable, front end diameter 10 * 121 mm, the soft line 1.5 meters ... play, a camera computer save.Application: auto repair test, pipeline engineering detection, industrial quality detection (PCB SMT inspection), beauty salon medical ... - 50 x - 200 x - 300 x... - 700 x magnification front waterproof IP67 level, diameter for 10 mm/for 7 mm ...