Specifications: 1) Magnification: 8X 2) Objective lens diameter: 22mm 3) Angle of view: 7 degrees 4) Exit pupil diameter: 2.7mm 5) Exit pupil distance: 10.50mm 6) Weight: 155 g 7) Dimensions: 103 x 80 x 36mm 8) With ruby coated lens Packing: Color box