Founded in 1995, Kanyuan Optics Product Co., Ltd., is a Sino-foreign joint venture China pentax binocular manufacturer and wholesaler of all kinds of optics products, optical instrument and optical components. All our Oem pentax binoculars have already been used in many kinds of companies, such as electronic and fine mechanics, medicine, chemical, education, printing, authenticate, lab and science explore. Insisting on manufacturing military and civilian products simultaneously, integrating optics with electronics, and combining research, production and trade, our company will become a competitive optics and optoelectronic enterprise. We have passed the evaluations of ISO9001 and CE certifications.

Objective lens: 25mm
General purpose binocular ideal for wildlife, sports, and theater
High-refraction Bak4 glass prisms and multi-coated lens
261-foot field of view at 1000 yards
Magnification: 10x
Combining high-resolution optics and stylish, streamlined bodies with outstanding cost performance these binoculars offer excellent image quality and viewing comfort for most general-purpose applications, including wildlife, sports and theatrical observations.The UCF XII-series feature the PENTAX-original dual-axis eye-distance adjustment system to assure precise alignment of the lens barrels. Coupled with large 25mm objective lenses, high-refraction BaK4 glass prisms, multi-coated optical elements and aspherical eyepiece lens elements, they deliver high-quality images even under poor viewing conditions. Their compact, lightweight bodies are protected against dust and shock by full-body rubber housing. Other user-friendly features include a long 15-millimeter eye relief, a short minimum focusing distance of 1.9 meters/6.2 feet, extendible eyepiece rings, a fully retractable pop-up diopter adjuster, and a tripod socket.

Named for the Latin word for butterfly, PENTAX Papilio 8.5x21 binoculars are the perfect choice for insect observation in the field and in museums and galleries. The enhanced observation capability of the Papilio binoculars is made possible by a PENTAX Convergent Lens Optical System Engineering (CLOSE) mechanism. The CLOSE mechanism automatically slides the left and right objective lenses toward the center when the focus is fixed at a short distance. Revolutionary dual-axis, single body housing with synchronized eye-piece adjustment to assure correct optical alignment for comfortable viewing Fast and easy center focusing for handling ease Helicoid eyepiece rings for extra viewing comfort Fully multi-coated optics to eliminate harmful ultraviolet rays while improving light transmission for high contrast images with no glare or flare High quality BaK4 prisms transmit more light at the edges to enhance illumination for easier viewing in dim light Included Accessories - Eyepiece lens caps, Case, Neck strap Binocular Type - Porro-prism, center focusing Lens Construction - Objective Lens - 2 elements in 1 group Eyepiece Lens - 5 elements in 5 groups Magnification - 8.5X / Objective Lens Diameter - 21mm Field of View - Real - 6.0 degrees /Apparent - 51 degrees / Field Of View At 1000 Meters - 105m / Field of View at 1000 yards - 315 ft. Diopter Adjustment Range - +/- 4 m -1 / Diopter Adjustment - Click-stop adjuster built in right eyepiece Dimensions (Height Width) - 4.6 x 4.3 inches (116 x 110mm) Thickness - 2.2 inches (55mm) / Weight - 10.2 oz. (290g) Pentax Limited lifetime warranty.

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