10X Wide-Angle Eyepiece: The field of view of the wide-angle eyepiece is more than 50% larger than that of ordinary eyepieces, and the image effect is clearer; it is not easy to fatigue during observation and protects vision.
18mm Eyepiece: 10X wide-angle eyepiece with larger diameter; larger field of view, and high imaging clarity.
Standard Microscope 23.2mm Interface: Straight Plug-in universal eyepiece, available for 23.2mm (0.91") inner diameter microscope eyepiece tube.