Includes the following: Olympus 10x50mm DPS-I Binoculars Neck strap Protective lens covers Features: Wide?angle field of view Maximum image brightness Sure?grip rubber coating Specifications: Optical coating: Monolayer coating Optics Type: Porro prism series Eye interval adjustment range: 60 ? 70mm Diopter adjustment range: over +/? 21/m Lens configuration: 5 elements / 3 groups Magnification: 10x Objective lens diameter: 50mm Exit pupil diameter: 5mm Actual field of view: 6.5° Apparent field of view: 65° Field of view at 100m: 11.4m Relative brightness: 25 Eye relief: 12mm Closest focal point: 6m Featuring durable high?quality finish and extra wide field of view of 65° the DPS I Series let you discover the expansive nature around you with ease.