1,Main Application: 0.5X electronic eyepiece is used to connect industrial cameras and microscopes. One end is the camera C interface, and the other end is the 22 microscope eyepiece interface. 2,0.5 Times Magnification: 0.5x magnification significantly improves the image field of the microscope camera. 3,Adapter Ring and Rubber Ring: Equipped with 30mm, 30.5mm adapter ring for stereo microscope. The interface has a non slip rubber ring. 4,Good Effect: Compact with the lens barrel, so that the insertion depth can be easily controlled, closely fit the original hole position with accurate size. 5,Good Workmanship: Exquisite workmanship, beautiful appearance design, small and portable size, providing you great using experience. 1 x Electronic Eyepiece2 x Adapter Ring Item Type: Electronic EyepieceMaterial: Aluminum AlloyColor: As Pictures ShownWeight: Approx. 118g / 4.2oz Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-Minnanxin