<ul><li>10X Magnification Power</li><li>22mm Super Wide Field of View</li><li>30mm Mounting Size (in diameter)</li><li>High Eye-point Design</li><li>Power input: 90-265V, 50-60HZ, auto switching</li></ul><br><br>These are a pair of brand new EXTREME widefield high-eyepoint 30mm WF10X microscope eyepieces with 22 mm field of view. They are Achromatic (International DIN/JIS) standard size with outside diameter of 30 mm. They fit most common size microscopes including Leca, Zess, Nkon and Oympus.<br>Features & Specifications: 10X Magnification Power 22 mm Super Wide Field of View 30 mm Mounting Size (in diameter) High Eye-point Design

AmScope EP10X30E Pair of Extreme Widefield 10X Eyepieces (30mm)