Celestron 21010 Power Seeker 50TT Telescope

Product Description: PowerSeeker telescopes are a great way to open up the wonders of the Universe to the aspiring astronomer! The Celestron PowerSeeker series of telescopes is designed to give the first-time buyer the perfect combination of quality, value, features and power. Offering exceptional value, these telescopes feature portable yet powerful designs with ample optical performance to excite any newcomer to the world of amateur astronomy.  Overview  Quick and easy no-tool setup Slow motion controls for smooth tracking Erect image optics - Ideal for terrestrial and astronomical use Fully coated glass optical components with high transmission coatings for enhanced image brightness and clarity 3x Barlow lens triples the magnifying power of each eyepiece Accessory tray for convenient storage of accessories“TheSkyX – First Light Edition” astronomy software with a 10,000 object database, printable sky maps and 75 enhanced images Specs: Optical Design Refractor Aperture (mm) 50 mm (1.97 in) Focal Length 600 mm (24 in) Focal Ratio 12 Focal Length of Eyepiece 1 (mm) 20 mm (0.79 in) Magnification of Eyepiece 1 30 x Focal Length of Eyepiece 2 (mm) 12 mm (0.47 in) Magnification of Eyepiece 2 50 x Focal Length of Eyepiece 3 (mm) 4 mm (0.16 in) Magnification of Eyepiece 3 150 x Barlow Lens 3 x Finderscope 5x24 Star Diagonal 0.96" Mount Type Altazimuth Tripod Aluminum Highest Useful Magnification 118 x Lowest Useful Magnification 7.14 x Limiting Stellar Magnitude 11 Resolution (Rayleigh) 2.79 arc seconds Resolution (Dawes) 2.32 arc seconds Light Gathering Power (Compared to human eye) 51 x Apparent Field of View 1.4 ° Linear Field of View (@1000 yds) 72 ft (22 m) Optical Coatings Fully-Coated Optical Tube Length 24 in (610 mm)