115X stereo microscope assisted objective lens, effectively enlarged the field of view. 2The wide-angle eyepiece has a large viewing angle and a wide field of view, which can help you observe easily. 3Built-in reticle with scales for easy adjustment of the angle, calibration of the position of the measurement object, convenient to use. 4Help create the perfect distance between the eye and the reach, and your eyes are not easily fatigued. 5A perfect microscope accessory to protect your stereo microscope and also your eyes.Features:1. 15X stereo microscope assisted objective lens, effectively enlarged the field of view.2. The wide-angle eyepiece has a large viewing angle and a wide field of view, which can help you observe easily.3. Built-in reticle with scales for easy adjustment of the angle, calibration of the position of the measurement object, convenient to use.4. Help create the perfect distance between the eye and the reach, and your eyes are not easily fatigued.5. A perfect microscope accessory to protect your stereo microscope and also your eyes.Specification: Item Type: EyepieceMaterial: Aluminum Alloy + Optical LensMagnification: WF15XField of View: 16 mm / 0.6inMounting Size (Diameter): 30 mm / 1.2inSuit Microscope: Stereo MicroscopePackage List: 1 x Eyepiece