Need a pair of binoculars that are light enough to take anywhere, yet tough enough to deliver reliable performance whether you're in wet or dry conditions? The Tracker 12 x 25 PC I from Olympus might just be the one for you. A powerful 12X magnification brings objects twelve times closer than your naked eyes can see. The large 25mm objective lenses gather more light, making a brighter image. Weather resistant and weight a mere 280 grams, these versatile binoculars are suitable for backpacking, birding, sports events, stargazing, and pretty much any activity you might reasonably want binoculars for. Only you can decide if these are for you, so now the ball's in your court. Specifications: Binoculars Type: Porro Prism. Magnification: 12x Objective Lens Diameter: 25mm Exit Pupil Diameter: 2.1mm Real Angle of View: 4.5° Apparent Angle of View: 54.0° Field of View at 1000 Yards: 79mm Relative Brightness: 4.3 Eye Relief: 16.0mm Diopter Adjustment Range: Over +/- 2 m-1 Eye Interval Adjustment Range: 58-70mm Near Focus Distance: 3.5m Weight: 280g Dimensions: At maximum eye interval: 98mm (L) x 114mm (W) x 48mm (H) Lens Composition: 8 elements in 6 groups Fully Multi-Coated UV Protection Features: High-index BaK-4 prisms for a bright, crisp image from edge to edge. Compact, lightweight design for hassle-free portability. Contemporary design is sleek and stylish. Fully multi-coated lens for maximum image brightness and contrast. Long eye relief. Twist up/down eyecups. Special optical.