... observed and operation, but also for teaching, photography and CCD color cameraOptical microscope, the latest design into the main hinge ... the electric system, the zoom ratio is 1:5, clear imaging, the body as a sense of strong, large depth ... rack arm 1200mmBearing arm rotation angle 360135 camera interface, a digital camera interface, 1 / 3 inch CCD camera interface, and dedicated digital cameras, ...