Buk Ops Cycloptic Primetime Viewer 1-5x 25mm Handhelod Viewer - Compact and easy to use — the Cycloptic handheld viewer features an industry first technology, Primetime Color Vision. This patent pending technology drastically enhances low-light conditions to maximize every moment of shooting time. Quickly identify your target buck in vivid color when traditional optics only provide a graying silhouette. Primetime Color Vision does NOT use thermal imaging NOR infrared, it is its own proprietary technology unlike any other! Add a Cycloptic handheld viewer to your optics arsenal and make primetime count. 25mm objective lens Manual focus lens, easy to adjust with one hand 1-5X zoom range 1.39in HD viewfinder Record Your Hunt with Micro SD slot for storage (Micro SD not included)