Coleman AT50 AstroWatch 50mm x 625mm Refractor Telescope. The Coleman Astrowatch 50 Refractor Telescope, featuring a 50mm objective lens, a set of interchangeable eyepieces, and a 1.5x erecting lens, offers 50 to 468x magnification power. In addition, the 5x20 finderscope enables you to focus in on the intended object. The telescope features a powder-coated, black diamond and gold-flecked, high-gloss aluminum tube housing. Suitable for terrestrial and astronomical observation, the telescope comes with a floor-standing tripod which allows you to quickly set up the telescope at the desired location for getting the best possible view. Horizontal and vertical controls and the rack and pinion focusing enable easy adjustment. You can use the included accessory tray to keep the eyepieces within easy reach. Starry Night CD software comes included with the Astrowatch 50 telescope, and helps you learn how to view the night sky from anywhere on earth. Product Features: 50 to 468x magnification power. 50mm objective lens. Interchangeable eyepieces (SR4, H12.5, 3X Barlow, diagonal mirror 0.965 in. lens) offer a variety of power settings. 1.5x erecting lens. 5x20 finderscope enables you to focus in on the intended object. Powder-coated, black diamond and gold-flecked, high-gloss aluminum tube housing. Suitable for terrestrial and astronomical observation. Includes a floor-standing tripod that allows you to quickly set up the telescope at the desired location for getting the best possible view. Horizontal and vertical controls and the rack and pinion focusing enable easy adjustment. Accessory tray allows you to keep the eyepieces within easy reach. Starry Night CD software allows viewing the night sky from anywhere on earth. Product Specifications: Optical & Mechanical Specifications. Optical Design: Refractor. Aperture: 50 mm (2 inches). Focal Length: 625 mm. Focal Ratio: f/12.5. Maximum Magnification: 468x (with 3x Barlow lens and SR4mm eyepiece). Eyepieces Included: H12.5mm (50x magnification). SR4mm (156x magnification). Additional Optics: 3x Barlow lens. 1.5x erecting lens (for upright terrestrial viewing). Diagonal mirror (0.965-inch). 5x20 finderscope. Focusing Mechanism: Rack and pinion. Mount Type: Altazimuth with manual horizontal and vertical controls. Tripod: Floor-standing aluminum tripod with accessory tray. Physical Specifications. Telescope Tube Dimensions: Approximately 23 inches (length) x 3 inches (diameter). Weight: Approximately 2 pounds (0.9 kg)