The emergence of electronic eyepiece microscopes can only resolve the traditional limitations of single observation, the microscope objective can be observed in the computer or monitor for display, allowing the observer also observed a number of micro-target, but also can result stored. Microscopic world is no longer small, transient change will be permanent. The product series uses 1 / 2 "-1 / 4" COMS light-sensitive chip, with advanced technology, product characteristics: clear image, rich layers of color, auto white balance. usb1.0 and 2.0 interface output, pixel type, 10 million, 35 million, 130 million, 200 million, 300 million, to meet the various needs, there are two kinds of Φ30mm and Φ30.5mm Ring. The products are widely used in various types of microscopes, telescopes, remote view