10x42 HD binoculars for adults - 10x power magnification and 315 feet / 105 yards large field of view, professional binoculars for bird watching, travel, stargazing, hunting, concerts, sports, etc. 42mm objective lens diameter, BAK-4 Prisms for day and night use (low-light-level night vision, can't see anything in complete darkness). Lightweight binoculars weighing only 1.19 lbs, perfect for traveling or hunting. Fully multi-coated designed to minimize lens reflections, improve clarity of your vision and protect the lenses. Close focus distance of 13.12 feet. Binoculars Dimensions: 4.72 x 2.05 x 5.71 inches.