mickcara Celestron - C11-a Xlt - 11" Sct Schmidt-cassegrain Telescope (2800mm F/10.0) Ota For Cge/cgx Mount - 91036-xlt

Celestron Schmidt-Cassegrain Optical Tube Assemblies (OTA) are available individually for use with your favorite mount. Each OTA is made to the same exacting standards as those used on all our high quality telescopes. All optical surfaces are coated with Celestron’s high efficiency StarBright® multi-layered coating group. These tube assemblies are equipped with the same dovetail mounting bar used on the CGE and Advanced Series for easy attachment to a variety of popular mounts.  GENERAL FEATURES  11" Schmidt-Cassegrain Optical Tube Assembly  Aluminum Optical Tube  Celestron's premium StarBright XLT coatings  2800 mm focal length (f/10)  40 mm eyepiece included (70x)  Visual back allows for use with 1.25" accessories  9x50 finderscope to help accurately find objects  Star diagonal provides more comfortable viewing position when observing objects that are high in the sky  Includes dovetail rail compatible with CGE Broad  SPECIFICATIONS:  OPTICAL DESIGN: Schmidt-Cassegrain DOVETAIL COMPATIBILITY: CGE Broad Mount APERTURE: 279.4 mm (11 in) FOCAL LENGTH: 2800 mm (110.24 in) FOCAL RATIO: 10.02 FINDERSCOPE: 9x50 OPTICAL TUBE: Aluminum EYEPIECE 1: 40 mm (1.57 in) MAGNIFICATION 1: 70 x STAR DIAGONAL: 1.25 OPTICAL COATINGS: StarBright / XLT SECONDARY MIRROR OBSTRUCTION: 3.75 in (95.25 mm) SECONDARY MIRROR OBSTRUCTION BY AREA: 11.6 % SECONDARY MIRROR OBSTRUCTION BY DIAMETER: 34.1 % OPTICAL TUBE LENGTH: 24 in (609.6 mm)  

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