This is a brand new 20X wide field microscope eyepiece. It is Achromatic (International DIN/JIS) standard size with outside diameter of approx. 23 mm. It fits most common size microscopes. Give your microscope a boost with greater power & clarity at a fraction of the cost.

Features & Specifications:

• 20X Magnification Power
• 23 mm Mounting Size (in diameter)
• Wide Field of View