Includes the following: Celestron 20x80 SkyMaster Binocular Caps Case Strap Features: Wide Angle Porro Prism 3.2° Angle of View Specifications: Prism Type: Porro Magnification: 20x Objective Lens Diameter: 80mm Angle of View: 3.2° Field-of-View: 168' @ 1000 yd / 55.78 m @ 1000 m Minimum Focus Distance: 80.0' / 24.38 m Exit Pupil Diameter: 4.0 mm Eye Relief: 17 mm Interpupillary Adjustment: Not Specified By Manufacturer Dioptric Correction: Not Specified By Manufacturer Focus Type: Center Tripod Mount: Yes Dimensions: 10.0 x 3.6 x 12.6" / 25.40 x 9.14 x 32.00 cm Weight: 5.86 lb / 2.66 kg SkyMaster Binoculars are economically-priced large aperture offerings from Celestron, great both for astronomy or long range terrestrial observing. The tripod adapter on the 20x80 model provides support and increased rigidity-indeed, these were never designed to be used handheld. Take this beast where skies are dark and mount it to a tripod. Then be awed at their awesome ability to penetrate the inky depths of night, revealing subtle nuances of galaxies and nebulae with all the advantages of using two eyes instead of one. What's in the box Objective lens caps Carrying case Neck strap Lens cloth Instruction manual