A video C" mount is used to connect the CCD Camera to the trinocular tube of the EM Series stereo microscope. Since their introduction CCD video imagers have continually decreased in size. CCD formats of 2/3", 1/2", and 1/3" and 1/4" are common. The smaller the CCD imager the greater the video magnification. Choosing the correct C" mount for your application allows you to control the magnification on the video monitor. Meiji Techno offers the following "C" mounts for the EM Series Microscopes.