Barska Escape 10-30x60mm Porro Prism Zoom Binoculars Black/Green. The 10-30x60 Escape Zoom Binocular by Barska features an increased light gathering ability with its Large 60mm Objective Lens translating into greater detail and image clarity that is especially useful in low light conditions and at night. Barska 10-30 x 60 Escape Zoom Binoculars have an 10x - 30x Zoom Magnification and a large center focus knob and eyepiece diopter adjustment for quick and precise focusing. These Binoculars also feature full rubber armor covering for a comfortable secure and slip-free grip. Lastly just like all Barska Binoculars Barska Escape Binoculars feature a Limited Lifetime Warranty. These features of Barska 10-30x60 Escape Zoom Binoculars AB11050 make it a Premium Binocular for all types of outdoor applications. Specifications for Barska Escape 10-30x60mm Porro Prism Zoom Binoculars: Manufacturer: Barska Color: Black Green Magnification: 10 - 30 x Objective Lens Diameter: 60 mm Prism System: Porro Prism Material: BK-7 Image Stabilizer: No Eye Relief: 14 mm Exit Pupil: 2 - 6 mm Field of View Linear: 186 - 102 ft at 1000 yds Optical Coating: Multi-Coated Binoculars Focus System: Center Focus Twilight Factor: 24.49 - 42.42 Close Focus: 42 ft Weather Resistance: None Length: 8.13 in Weight: 40.8 oz Included Accessories: Neck Strap Lens Cover Lens Cloth Carrying Case Magnification Type: Variable Brightness Index: 36 - 4 Case: Yes Nitrogen Filled: No Tripod Adaptable: Yes Eyecups Types: Fold Down Compass: No Housing/Frame Material: Aluminum Zoom: Yes Armoring: Rubber Armored Strap: Yes Size: Medium Features of Barska 10-30x60 Escape Zoom Binoculars Multi-Coated 10-30x Zoom Magnification 60mm Objective Lenses BK-7 Porro Prisms Multi-coated Optics Wide-Angle FOV Center Focus Knob Rubber Armoring Close Focus (ft/m) 42/13 Eye Relief 14mmat10x Exit Pupil 6-2mm Field of View (ftat1000yds/mat1000m) 186/62at10x 102/34at30x Package Contents: Barska 10-30x60 Escape Zoom Binoculars - Porro Multi-Coated Green Lens AB11050 Carrying Case Neck Strap Lens Covers Lens Cloth Barska 10-30x60 Escape Zoom Binoculars - Porro Multi-Coated Green Lens AB11050