Meiji Techno Super Widefield Eyepiece 10X Black 2.5L x 2.5W x 1.5H MA502. Specifications for Meiji Techno Super Widefield Eyepiece 10X: Manufacturer: Meiji Techno Magnification: 10 x Focal Length: 25 mm Diameter: 30.5 mm Eye Relief: 16 mm Features of...