Magnification: 0.5X Set microscope: biological microscope and stereo microscope Magnification of 0.5 times for more extensive observation of the microscope C-MOUNT adapter for connecting a CCD camera or digital eyepiece to the microscope colour:black Material:Aluminum alloy size:Installation size: 23.2mm (for connecting the binocular frame) C-type mounting thread: 25.4mm (for connecting an electronic eyepiece or CCD camera) Package Contents: 3 * camera eyepiece Note: This product does not include adapters. Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.