National Geographic 10x25 Pocket Binoculars These pocket binoculars are presented in a compact and attractive design. The fully coated BK-7 optics and solid mechanics enable a true color picture replication. These models have diopter compensation and foldable eyepieces for spectacle wearers, as well as a functional bag. Technical Specifications and Features � Magnification: 10x � Objective diameter: 25mm � Field of view: 97/1000m � Optical system: Dachkant � Coating: fully coated � Dimensions: 100x115x35 mm � Weight: 190g � Included in delivery: binoculars, bag Technical Data Optical specifications ED glass 0 LE Eyepieces 0 Objective diameter (mm) 22 Eyepieces for eyeglass wearers 0 Diopter setting 0 Electronics, hardware & software Batteries included 0 General technical data Waterproof 0 Compass 0 Inert gas purged 0 Tripod adapter thread 0 Single eye adjustment 0 Zoom function 0 Warranty (Years) 5