Fully computer-guided GO TO telescope / Aperture 114mm (4.5") / Focal Length 1000mm / Focal Ratio f/8.8 / Portable / Single arm robotic mount The Meade DS-2000 models are easy to operate but sophisticated, fully computer-guided GO TO telescopes. All models share the Meade lightweight, portable and reliable DS-2000 single arm robotic mount with Model 494 Autostar Computer Keypad. This incredible technology knows the night sky right out of the box. Turn it on, and after a brief alignment procedure, your telescope is ready to take you to any object in its over 14,000-object library or take you on a guided tour of the heavens. See more objects in one night than Galileo saw in a lifetime. The Meade DS-2000 models are easy to operate but sophisticated, fully computer-guided GO TO telescopes. The Meade DS-2114AT-TC Altazimuth Reflecting Telescope features a mirror diameter of 114mm (4.5"), focal length of 1000mm and focal ratio of f/8.8. This complete package includes the Meade DS-2000 single arm mount with #494 AutoStar computerized keypad with over 14,000 object library Database and automatic tracking and GOTO, AutoStar Suite Astronomer Edition Software and Instructional DVD, two Meade Modified Achromat 1.25" Eyepieces (9mm, 25mm) and Red Dot Viewfinder. # The simple to use mount features advanced electronics to make alignment easy and an internal clock. The adjustable height aluminum tripod allows for comfortable viewing from either a seated or standing position. Aperture 114mm (4.5") # Focal Length 1000mm # Focal Ratio f/8.8 # Mount GO TO Altazimuth DS-2000 Mount # Optical Design Reflector