{"product_id":"celestron-cgx-l-1100-eq-11-inch-rowe-ackermann-schmidt-astrograph-rasa-v2-5s185z","title":"Celestron CGX-L 1100 EQ 11-Inch Rowe-Ackermann Schmidt Astrograph (RASA) V2","description":"\u003cp\u003eThe Celestron CGX-L 1100 Rowe-Ackermann Schmidt Astrograph (RASA) is a fast, wide-field astroimaging system designed for advanced users. Its 11-inch f\/2.2 optical system captures deep-sky images quickly, reducing exposure time while maintaining resolution. The 4-element rare-earth glass optics minimize distortion and color error, offering a wide 43.3mm image circle suited for large-format cameras. \u003c\/p\u003e\u003cp\u003eThe CGX-L equatorial mount supports up to 75 lbs, providing stable tracking for heavy imaging setups. It includes 144mm worm wheels, belt-drive motors, optical home and limit sensors, and internal cable management for reliable operation. Software features like All-Star Polar Alignment, PPEC, and CPWI control help ensure precise alignment and smooth performance.\u003c\/p\u003e\u003cp\u003eThe system’s Ultra-Stable Focus System (USFS) reduces image shift, while a 12V MagLev fan speeds up cooldown. It comes with dual CGE dovetail bars, camera adapters, and support for optional Focus Motor and WiFi modules.\u003c\/p\u003e\u003cp\u003eThe CGX-L 1100 RASA offers a complete astroimaging solution that combines fast optics, accurate tracking, and modern control software for efficient and high-quality sky imaging.\u003c\/p\u003e\u003ch3\u003e11-inch f\/2.2 RASA Optical System\u003c\/h3\u003e\u003cp\u003eProvides a large 279mm aperture with an ultra-fast f\/2.2 focal ratio, allowing shorter exposure times and efficient light collection for deep-sky imaging.\u003c\/p\u003e\u003ch3\u003e4-Element Rare-Earth Glass Optics\u003c\/h3\u003e\u003cp\u003eDelivers sharp, high-contrast images with reduced chromatic aberration, coma, and field curvature.\u003c\/p\u003e\u003ch3\u003e43.3mm Optimized Image Circle\u003c\/h3\u003e\u003cp\u003eMaintains pinpoint stars across large imaging sensors, supporting up to 52mm diagonals with minimal performance loss at the edges.\u003c\/p\u003e\u003ch3\u003eUltra-Stable Focus System (USFS)\u003c\/h3\u003e\u003cp\u003eMinimizes image shift and mirror flop during focusing, ensuring stable and consistent focus across different sky positions.\u003c\/p\u003e\u003ch3\u003e12V MagLev Cooling Fan\u003c\/h3\u003e\u003cp\u003eSpeeds up optical tube cooldown and enhances airflow while keeping dust out through filtered vents.\u003c\/p\u003e\u003ch3\u003eCGX-L Computerized Equatorial Mount\u003c\/h3\u003e\u003cp\u003eBuilt for heavy-duty performance, supporting up to 75 lbs of equipment. Features larger worm wheels, stronger motors, and improved stability for smooth tracking.\u003c\/p\u003e\u003ch3\u003eAll-Star Polar Alignment and PPEC\u003c\/h3\u003e\u003cp\u003eAllows quick and accurate polar alignment using any bright star, while permanent periodic error correction ensures precise long-exposure tracking.\u003c\/p\u003e\u003ch3\u003eCPWI Control Software\u003c\/h3\u003e\u003cp\u003eEnables advanced mount modeling and control via computer connection, providing precise pointing and smooth operation.\u003c\/p\u003e\u003ch3\u003eDual CGE Dovetail Bars and Camera Adapters\u003c\/h3\u003e\u003cp\u003eIncludes T-thread and M48 adapters for DSLR and CCD cameras, with dual dovetail bars for mounting additional accessories.\u003c\/p\u003e\u003ch3\u003eInternal Cable Management and Sensors\u003c\/h3\u003e\u003cp\u003eFeatures built-in cabling, home sensors, and limit sensors for safe, snag-free operation—ideal for remote imaging setups.\u003c\/p\u003e\u003ch3\u003eBelt-Drive Motor System\u003c\/h3\u003e\u003cp\u003eReduces gear backlash and provides smooth slewing and tracking under heavy imaging loads.\u003c\/p\u003e\u003ch3\u003eHeavy-Duty Tripod and Mount Design\u003c\/h3\u003e\u003cp\u003eEquipped with 70mm stainless steel legs and a 270mm dovetail saddle, offering excellent support and quick dampening for improved stability.\u003c\/p\u003e\u003ch3\u003eNexStar+ Hand Controller\u003c\/h3\u003e\u003cp\u003eIncludes a database of over 40,000 celestial objects and USB connectivity for PC control.\u003c\/p\u003e\u003ch3\u003eStarBright XLT Optical Coating System\u003c\/h3\u003e\u003cp\u003eEnhances light transmission for brighter, higher-contrast images across the visible spectrum.\u003c\/p\u003e\u003ch3\u003eCompatibility and Expandability\u003c\/h3\u003e\u003cp\u003eSupports Celestron accessories like the Focus Motor, StarSense AutoAlign, and SkyPortal WiFi Module for wireless or automated operation.\u003c\/p\u003e","brand":"CELESTRON","offers":[{"title":"Default Title","offer_id":47322766704796,"sku":"12074-CELESTRON","price":1399.8,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0761\/2147\/3180\/files\/canip858mx65_ab17bf7b-54a9-4441-8ba6-f8dd20e42e3b.jpg?v=1786019335","url":"https:\/\/focuscameras.shop\/products\/celestron-cgx-l-1100-eq-11-inch-rowe-ackermann-schmidt-astrograph-rasa-v2-5s185z","provider":"Cypress \u0026 Main","version":"1.0","type":"link"}