1HIGH PERFORMANCE: Microscope lens has coating treatment, with high transmittance and refractive index, the image is brighter and clearer. 2METAL STRUCTURE: The microscope eyepiece body is made of aluminum alloy, with fine workman, light weight and corrosion resistance. 3WIDE ANGLE: With 23mm field of view, and wide angle design, the viewing field is wider and the observation is more comfortable. 430MM INTERFACE: With standard 30mm diameter interface, all stereo microscopes of the same diameter can be used, with good compatibility. 5EASY TO INSTALL: Equipped with sheath, the wide angle eyepiece has standard size for easy installation and replacement and a long service life. Item Type: Microscope LensMaterial: Aluminum Alloy and Optical GlassUse: Microscope accessoriesMagnification: WF10XField of View: Approx. 23mm / 0.9inInterface Diameter: Approx. 30mm / 1.2inLens Diameter: Approx. 25mm / 1inLens Body Height: Approx. 46.5mm / 1.8inApplication: Use eyepieces on continuous zoom stereo microscopes 1 x Eyepiece1 x Sheath 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.