Includes the following: Canon 10x42 L IS WP Image Stabilized Binocular Padded Case w/ Strap Neoprene Strap Eyepiece Rainguard 1-Piece Push-On Objectives Cap Two 1.5-Volt "AA" Alkaline Batteries Features: Waterproof & Fogproof Wide Angle Porro Prism 6.5° Angle of View Specifications: Prism Type: Porro Magnification: 10x Objective Lens Diameter: 42mm Angle of View: 6.5° (actual) Field-of-View: 341' @ 1000 yd / 113.21 m @ 1000 m Minimum Focus Distance: 8.2' / 2.50 m Exit Pupil Diameter: 4.2 mm Eye Relief: 16 mm Interpupillary Adjustment: 57 - 75 mm / 2.24 - 2.95" Dioptric Correction: Not Specified By Manufacturer Focus Type: Center Tripod Mount: Yes Dimensions: 5.4 x 3.4 x 6.9" / 13.72 x 8.64 x 17.53 cm Weight: 36.79 oz / 1043 g Canon's supreme monarch of binoculars is the first to have their "L" designation. The "L" suffix in their lineup of lenses for Canon's SLR and video cameras is officially designated as 'luxury' but may as well have evolved to mean 'legendary' - with a price and performance to match the lexicon. In use, the ability of this unit to stay locked upon your subject is uncanny.