Technical Specifications: Brand: COMET Magnification: 20X (Nominally magnifies objects 20 times). Objective Lens Diameter: 21mm (The front lens that collects light; its small size makes it pocket-friendly). Field of View: 1000m / 10000m (Indicates the angle of view range at open distances). Prism Type: Roof Prism (A straight linear prism that allows for a slim cylindrical structure). Design and Operation Features: Foldable Body (Dual Hinge): Two side hinges allow for precise adjustment of the distance between the eyes, with the ability to fold it to fit in the palm of your hand. Dual Focus System: Center Focus Wheel: For quick control of focus and image sharpness for both eyes. Diopter Adjustment Ring: On the right eyepiece to compensate for any difference in vision prescription between the eyes. Exterior Material: Non-slip black rubber providing a firm grip and resistance to light impacts and water splashes. Uses: Camping and wilderness trips, watching events and matches, observing natural landmarks, and travel due to its light weight and ease of carrying.