These are a pair of brand new widefield WF10X microscope eyepieces. They are Achromatic (International DIN/JIS) standard size with outside diameter of 23 mm. They fit most common size compound microscopes. Give your microscope a boost with greater power & clarity at a fraction of the cost.

Features & Specifications :

• 10X Magnification Power
• 23mm Mounting Size (in diameter)
• Wide Field of View