Konus 2041 refers to the Konus Action 10x25 Fixed-Focus Binocular, a compact and portable model with a fixed focus system and ruby-coated optics. These binoculars have a 10x magnification, a 25mm objective lens, and a field of view of 80 meters at 1000 meters (or 240 feet at 1000 yards). They are designed for general use, travel, and sporting events and include a carrying case and strap. Magnification: 10xObjective Lens: 25mmFocus: FixedField of View: 80m @ 1000m / 240ft @ 1000ydsOptics: Ruby coated, which helps minimize color aberrationDesign: Compact, with a rubber-covered bodyIncluded Accessories: Carrying case and strapWeight: Around 170gr / 5.9oz