BAIGISH 8X30 Full Metal High Definition High Times Outdoor Binoculars Telescope, 8X30 Metal1. Magnification: 8 times 2. Diameter: 30mm 3. Viewing angle: 8. 5 degrees 4. Exit pupil diameter: 3. 75mm 5. Exit pupil distance: 12 mm 6. Focusing method: Center focusing 7. Focusing method: Yes 8. Material: metal 9. Plating: light blue purple multi layer broadband film Specification: General Magnification 8x Objective Diameter 30mm Product Size 16. 6*12. 5*5cm Net Weight 675g Package Weight One Package Weight 0. 77kgs 1. 69lb One Package Size 18cm