Product Overview The Meiji Techno MA503 super-widefield 15X eyepieces provide a 15.4 field number for compatible EMZ, EMT and EMF stereo microscope systems. This matched pair is intended for replacing or changing the eyepiece magnification on a compatible microscope. Check the microscope's eyetube and eyepiece requirements before ordering. Key Features Meiji Techno MA503 super-widefield eyepieces 15X eyepiece magnification and field number 15.4 30.5 mm outside diameter for compatible EM-series eyetubes 25 mm diameter reticle mount Supplied as a pair Technical Specifications Manufacturer Meiji Techno Model MA503 Product type Super-widefield stereo microscope eyepieces Magnification 15X Field number 15.4 Eyepiece outer diameter 30.5 mm Reticle mount 25 mm Quantity Pair Compatibility Selected standard-eyepoint Meiji EMZ, EMT and EMF stereo microscopes; not high-eyepoint models Recommended Applications Microscope maintenance, inspection, assembly, quality control and laboratory observation. Eyepiece magnification affects the microscope's overall magnification and visible field; confirm the desired viewing range before changing eyepieces. Compatibility and Ordering Verify your microscope model and eyetube size. These eyepieces are not intended as direct replacements for Meiji high-eyepoint model eyepieces. Reticles, if supported, are accessories unless separately listed. Meiji Manufacturer Resources Meiji EM Series official eyepiece specifications (PDF) Related Products and Expert Support Browse other Meiji eyepieces and Meiji stereo microscopes . Microscope Marketplace can help confirm fit and magnification.