Pentax PF-63 Zoom Spotting Scope

The PENTAX PF-63Zoom spotting scope offers one of the most ergonomically comfortable designs on the market. The waterproof and nitrogen filled body features a side focus knob for easy adjustment and zooms from 20x-50x, while the full rubber armoring make the scope extremely tough, even in the most challenging viewing conditions.Bright 63mm Objective in a compact, lightweight body 20x - 50x zoom eyepiece is ideal for all viewing conditions from close-in subjects to long distance glassing Fully multi-coated optics reduce glare while providing maximum light transmission and color quality Straight design makes target acquisition easier Unique design for improved ergonomics and ease of use Waterproof and nitrogen-filled to handle the most extreme weather conditionsFull rubber housing protects the scope from shock while providing internal protection Type: Porro-prism, straight Objective Lens: 4 elements, 3 groups Eyepiece Lens: 4 elements, 3 groups (eyepiece non-removable) Body Design: Fiber reinforced polycarbonate Focusing: Inner focusing Optical Coating: Lens elements multi-coated, porro-prism single-coated Prism: BaK-4 Magnification: 20x - 50x Objective Lens Diameter: 63mm Real Field of View: 1.6 - 0.9 degrees Apparent Field of View: 32 - 45 degrees Field of View at 1000m: 28 - 16m Field of View at 1000 yards: 84 - 48' Exit Pupil: 3.2 - 1.3mm Eye Relief: 22 - 17mmRelative Brightness: 10.2 - 1.7 Focusing Range: Approx. 39.4' to infinity (approx. 12m to infinity) Eyepiece Ring: Collapsible Body Color: Black Waterproof: Nitrogen-filled, 1m depth Length, Height & Width: 12.9" x 3.9" x 3.8" (328mm x 100mm x 98mm) Weight: 29.6 oz. (840g) Armor: Rubber exterior armor Lens Shade: N/A Tripod Mount: Fixed Accessories: Objective lens cap, eyepiece lens cap, case