Carson Kinglet 8x21mm Binoculars 9mm Multicoated Matte Black. It features multi-coated lenses and BK-7 prisms allowing for crystal clear images. These foldable compact binoculars are housed in a rugged exterior. Designed to give you the best outdoor experience in sporting events hiking and any other outdoor activities these binoculars are a great portable on-the-go accessory. The KB-821 comes with an attached neck strap allowing for safety and accessibility at a moments notice Specifications for Carson 8x21mm Kinglet Binoculars: Manufacturer: Carson Color: Black Magnification: 8 x Objective Lens Diameter: 21 mm Eye Relief: 9 mm Field of View Linear: 357 ft at 1000 yds Optical Coating: Multicoated Binoculars Focus System: Center Focus Length: 4.1 in Weight: 0.325 lb Finish: Matte Package Type: Box Included Accessories: Attached neck strap Magnification Type: Fixed Features of Carson 8x21mm Kinglet Binoculars Magnification 8x Objective Lens Diameter 21 mm Package Contents: Carson 8x21mm Kinglet Binoculars Attached neck strap Carson KB-821: 8x21mm Kinglet Binoculars 9mm Multicoated Black