Celestron Advanced Series Edge HD - Telescope - 203 mm - f/10

Key Features and Benefits: Edge HD includes StarBright XLT coatings for better light transmission Edge HD optical design fully corrects for coma and field curvature, delivering a truly flat field Built-in tube vents with integrated 60 micron mesh filters allow hot air to be released behind the primary mirror Fastar compatible tube comes with removable secondary mirror for fast f/2.8 imaging 9x50 optical finderscope for locating alignment stars Integer gear ratios and permanently programmable periodic error correction eliminates recurring track errors from the worm gear Autoguider port for long exposure imaging New motors offer improved tracking performance and provide more power to overcome load imbalances Updated industrial design offers more rigidity, less flexure and improved aesthetics Design that allows viewing or imaging across the meridian without interference from the motors housings Improved latitude range NexStar+ hand control offers multiple language programming