Magnification: 8 - 24x ,- Lens system: ULTRALIT ® ,- Outer lens diameter: 50 mm ,- Prism type: Porro, BK 7 ,- Focus type: Central ,- Exit pupil: 2.1 - 6.2 mm ,- Eye relief: 12.5 - 16.5 mm ,- View angle: 4.5° - 2.3° (78-40 m / 1000 m) ,- Close focus: 10 m ,- Diopter adjustment: -2 / +2 ,- Interpupillary: 56 – 72 mm ,- Eye cup system: Rubber Pop-up (fold down eyecups) ,- Dimensions: 190 x 190 x 65 mm ,- Weight: 850 g