Pentax UP Series Binoculars. Their compact design and their quality of conception guarantee you a product of high performance. Always within reach. That's what the quality and clarity of Pentax binoculars offer you! These models have been designed to be very compact. These Porro prism models feature a two-axis, single-body design with synchronized eyepiece adjustment. Aspherical lens elements give you edge-to-edge sharpness for clear images. A compact, waterproof model that is very versatile, even without worrying about the weather. Magnification: 8x. Effective aperture of the lens: 25mm. Angle of view: 6.2 degrees. Field of view (at 1000m): 108m. Exit pupil: 3,1mm. Ocular clearance: 15 mm. Relative brightness: 9,6. Minimum focusing distance: 1.9 m. Height (approx.) 115 mm. Width (approx.): 110mm. Thickness (approx.): 56mm. Weight (approx.): 300 gr.