Features BRIGHTER AND CLEARER LENS: Lens coating with high transmittance, high refractive index, the image is brighter and clearer ALL METAL BODY: The mirror body is made of all metal material, with fine workmanship and quality assurance, you can use with confidence CORROSION RESISTANT: Wide field of vision bring more comfortable viewing, lenses will not corrode, be dazzled, and have a long service life 30MM INTERFACE DIAMETER: Standard interface with the diameter of 30mm, and the stereo microscope with the same diameter can be used MULTI PURPOSE: You can can use eyepieces on continuous zoom stereo microscopes, helps a lot in study, work or research Specification: Item Type: Wide Field Microscope Eyepiece Model: WF15X/15 Material: Aluminum alloy + optical glass Use: Microscope accessories Magnification: WF15X Field of View: Approx. 15mm / 0.59in Interface Diameter: Approx. 30mm / 1.18in Lens Diameter: Approx. 20mm / 0.79in Mirror Body Height: Approx. 37mm / 1.46in Application: Use eyepieces on continuous zoom stereo microscopes Package List:1 x Wide Field Microscope Eyepiece Package List 1 x Wide Field Microscope Eyepiece