Features The field of view of the wide-angle eyepi is more than 50% larger than that of the ordinary eyepi. Easy to mount on the objective, just screw on. A very practical microscope eyepi that effectively expands the field of view. The image is bright and clear, and the effect is clearer. The eyes are not easy to get tired during observation, and the eyesight is protected. Features:  -The field of view of the wide-angle eyepi is more than 50% larger than that of the ordinary eyepi. -Easy to mount on the objective, just screw on. -A very practical microscope eyepi that effectively expands the field of view. -The image is bright and clear, and the effect is clearer. -The eyes are not easy to get tired during observation, and the eyesight is protected. Specification: Condition: 100% Brand New Material: Optical lens & Aluminum alloy Color: Black Interface Diameter /Mounting Size: Approx. 30mm/1.2in Magnification: WF10X View: 22mm Package Weight: Approx. 80g/2.8oz Package List: 1* Microscope Eyepi Package List