Celestron NexStar 5SE w/ SkyPortal Wi-Fi Module Brand New Includes Two Years Warranty The Celestron 11036 is a 5-inch Schmidt-Cassegrain telescope with premium StarBright XLT coatings and fully computerized GoTo mount with high-performance brass worm gears and motors for improved tracking accuracy. The 5-inch aperture provides excellent light-gathering ability and SkyAlign technology gets your telescope aligned and ready to observe in minutes. The telescope includes NexRemote telescope control software and RS-232 cable for advanced control of the telescope with a PC. The Celestron 11036 features SkyAlign allows alignment on any three bright celestial objects, making for a rapid, efficient alignment process and StarPointer finderscope helps with alignment and locating objects. It has computerized altazimuth mount and Exceptionally sturdy steel tripod for razor-sharp astrophotography . 11036 Features 4.92 Inch Aperture 125mm Computerized w/ 38,181 Accessible Objects 295x Maximum Magnification Focal Length 1250mm, f/10.0 Focal Ratio StarPointer Finderscope StarBright XLT SkyAlign Technology Allows To Align On Any 3 Bright Celestial Objects Making Fast Easy Alignment Process Steel Tripod w/ Built-in Wedge Single Fork Arm Altazimuth Mount 11036 Specifications Optical Design Schmidt-Cassegrain Aperture mm 125 mm 4.92 in Focal Length 1250 mm 49 in Focal Ratio 10 Focal Length of Eyepiece 1 mm 25 mm 0.98 in Magnification of Eyepiece 1 50 x Finderscope StarPointer Star Diagonal 1.25 Mount Type Single Fork Arm Altazimuth Tripod Steel with built-in wedge Power Requirements 8-AA batteries not included Highest Useful Magnification 295 x Lowest Useful Magnification 18 x Limiting Stellar Magnitude 13 Resolution Rayleigh 1.11 arc seconds Resolution Dawes 0.93 arc seconds Light Gathering Power Compared to human eye 329x x Apparent Field of View 1 Linear Field of View 1000 yds 53 ft 16 m Secondary Mirror Obstruction 51mm in 1295 mm Secondary Mirror Obstruction by Diameter 40% % Secondary Mirror Obstruction by Area 16.6% %