Features:The electronic eyepiece is specially designed and developed for the digitization of traditional optical microscope image. It has the characteristics of simple installation, strong universality and easy use. Through USB cord connection, microscopic-image can be easily collected-and stored on PC and mobile-devices. The optical interfaces is the size of standard eyepiece, which is applicable to all kinds of microscopes with an inner diameter of 23.2mm. Realistic restoration of slice color. High frame rate output. Drive-free, plug-and-play, can support Windows- and other operating-system. Specifications:Material:Aluminium Interface: USB2.0Microscope interface:23.2mmPixel: 200W Note:Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes:1x Microscope Digital Camera