The Aven Tools 26800B-250 is a Binocular Zoom Microscope System with Coaxial LED Illumination. It features a coaxial LED light source with dimmer control, providing excellent illumination for reflective or shiny objects. It has a post stand, focus mount with fine focus adjustment, and a stable base with clips to hold slides and other objects. The contrast, definition and depth of field are outstanding.

In addition to equipped with coaxial illumination, the 26800B-250 also can equipped with LED ring illuminator. It can connect to CCD (or CMOS) camera, digital camera or film camera. This microscope is specially used for inspect & measure bottom of small deep hole, defect of LCD, plane pressworks and other plane objects with high reflectivity & low reflectivity simultaneously.