Celestron CGX 1100 Schmidt-Cassegrain Telescope

The Celestron CGX 1100 Schmidt-Cassegrain Telescope features Celestron's premium StarBright XLT coated optics and the latest state-of-the-art CGX computerised equatorial mount. Designed to support both visual and astro-imaging pursuits, the CGX 1100 has 89% more light gathering power than an 8" telescope and more than 40% more than the 9.25".

General Features: CGX Equatorial 1100 Schmidt-Cassegrain Telescope:

• 11" Schmidt-Cassegrain Optical Tube Assembly
• Aluminium 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 mount

Computerised Mount Features:

• All-new design. Sturdier and more rigid with quicker dampening time
• Increased load capacity to 55 lbs
• Improved motors provide more torque, better slewing and tracking under heavy loads
• Heavy Duty belt-drive system minimizes backlash while providing smooth motor operation under heavy loads
• Spring-loaded brass worm wheel and stainless steel worm gear reduce friction and provide optimum gear mesh
• Internal cabling for worry-free remote operation. Power input and accessory ports remain stationary while the mount slews to avoid snags
• Internal hard stops for both axes prevents cable tension and tripod strike
• Internal optical sensors on both axes for simple and safe remote operation
• Home sensors allow the mount to always start in the index position regardless of orientation before a power reset
• Limit sensors automatically shut off slewing or tracking before reaching the hard stop fail safe
• Brand new control software developed in conjunction with PlaneWave Instruments for professional level control operation and imaging
• Software includes multi-point mount modelling for extremely precise pointing accuracy and many more additional features for remote astroimaging
• Wider tripod stance for improved stability
• Adjustable EQ head position to optimize centre of gravity over the tripod and fully utilize the increased 3º-65º latitude range
• Dual-fit CG-5/Vixen and CGE/Losmandy dovetail saddle

Improved tripod includes:

• 2" steel legs with height index marks for quick levelling
• "Jack of all trays" can hold three 1.25" eyepieces, two 2" eyepieces, your smartphone, or other accessories
• +20 degrees of additional tracking past the meridian on either side
• Tripod legs can be collapsed with accessory tray installed for faster setup and transport

Improved ergonomics:

• Two handles for easy pickup and transport
  
• All-new ergonomically designed dovetail clamping knobs
  
• Innovative and improved polar alignment adjustment system
  
• All-new ergonomic latitude adjuster for smooth and easy adjustment under full loads
  

Electronics:

• All-new NexStar+ hand control with USB port
• Two AUX accessory ports to support wireless/WiFi alignment and operation with StarSense AutoAlign and SkyPortal WiFi Module accessories (sold separately)
• USB 2.0 port, used to connect directly to PC with included software
• Autoguider port
• PPEC ready
• Threaded 12VDC power input barrel connector
• Internal Real Time Clock (keeps time and site information saved)

Optical Tube Info:

• Optical Design: Schmidt-Cassegrain
• Aperture (mm): 279.4 mm (11 in)
• Focal Length: 2800 mm (110 in)
• Focal Ratio: 10
• Focal Length of Eyepiece 1 (mm): 40 mm (1.57 in)
• Magnification of Eyepiece 1: 70x
• Finderscope: 9x50
• Star Diagonal: 1.25
• Optical Tube: Aluminium
• Highest Useful Magnification: 660x
• Lowest Useful Magnification: 40x
• Limiting Stellar Magnitude: 14.7
• Resolution (Rayleigh): 0.5 arc seconds
• Resolution (Dawes): 0.42 arc seconds
• Light Gathering Power (Compared to human eye): 1593x
• Secondary Mirror Obstruction: 3.75 in (95 mm)
• Secondary Mirror Obstruction by Diameter: 34%
• Secondary Mirror Obstruction by Diameter: 12%
• Optical Coatings: StarBright XLT
• Optical Tube Length: 24 in (610 mm)
• Optical Tube Weight: 27.5lbs (12 kg)
• Dovetail Compatibility: CGE Mount

Mount Info:

• Mount: German Equatorial Mount
• Instrument load capacity: 55lbs
• Tripod height adjustment range: 47.25" to 77.5" including EQ head
• Tripod leg diameter: 2"
• Latitude adjustment range: 3-65 Degree
• Tripod Weight: 19.2lbs
• EQ Head Weight: 44lbs
• Max Slew Speed: 5 Degree/second (4 Degree/second is default)
• Tracking Rates: Sidereal, Solar and Lunar
• Number of Auxiliary ports (for hand control and accessories): 2
• Autoguide Port: Yes
• USB Port: Yes
• Software: New telescope control PC software

Included Items:

• CGX Equatorial Head
• CGX Tripod
• Accessory Tray
• 3 x11 lbs counterweights
• NexStar+ Hand Control
• DC Power Cable (plugs into cigarette lighter socket)

CGX Intro by Bryan Cogdell