Celestron CPC 1100 Computerised Cassegrain Telescope

Celestron CPC 1100 Computerised Cassegrain Telescope

$8,305.00 $6,999.00

Afterpay available for orders up to $2,000.00 Learn More


  • 11″ diffraction limited Schmidt-Cassegrain telescope
  • Celestron’s premium StarBright XLT coatings
  • Fully computerized dual fork arm Altazimuth mount
  • 9×50 finderscope to help accurately find objects
  • Newly designed heavy-duty tripod makes attaching the telescope so easy you can do it in the dark; also features sturdy 2″ steel legs and accessory tray
  • Ergonomic design – Comfortably lift and move the telescope from location to location
  • Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
  • Convenient remote hand control holder – Allows you to view information hands-free while using the scope


In stock


The Celestron CPC 1100 Computerised Cassegrain Telescope is one of the largest consumer grade cassegrain telescopes on the market. Featuring a massive 11″ aperture with premium StarBright XLT coatings and a whopping 2800mm focal length, this telescope offers exceptional magnification and image quality – fantastic for viewing objects outside of our solar system.

Equipped with a Dual-Fork Computerised Alt-azimuth mount for greater stability and a higher weight threshold for mounting cameras and/or additional scopes, makes the Celestron CPC 1100 Computerised Cassegrain Telescope perfect for astrophotography. The built-in GPS makes for a faster setup by automatically entering current date, time and GPS co-ordinates. A simple 3-star alignment is all it takes to be up and running.

Featuring a 40,000 object database with over 100 user-definable objects makes locating objects a breeze. Have a favourite star? Set it as a user-defined object for quick location at a later date. The intuitive hand controller is easy to use, and the back-lit display ensures viewability in even the darkest conditions. The Celestron CPC 1100 Computerised Cassegrain Telescope is so easy to use, it will have you navigating the night sky like a pro in no time.

The Celestron CPC 1100 Computerised Cassegrain Telescope is perfect for viewing galaxies, deep space nebulae, faint stars and objects. Planetary surface details will be easily defined such as the surface of Mars and the Red Spot of Jupiter. Saturn will look superb as the individual rings will be highly visible.

About Celestron
Celestron was founded by Tom Johnson whose first telescope design was a simple 6-inch reflector, built for his young son. He gradually progressed to making larger scopes in more sophisticated designs. Today, the Celestron company is an industry leader in designing and manufacturing optical equipment including telescopes (computerised and non-computerised), binoculars, spotting scopes and its accompanying accessories. Celestron’s legacy spans 50 years, and has grown to enjoy recognition from amateurs to serious astronomers globally. The company seeks to remain innovative by growing its product offerings, while supporting science education around the world.


  • Massive 11″ Schmidt-Cassegrain optical tube
  • Premium StarBright XLT coatings
  • Dual-Fork Computerised Alt-azimuth mount
  • 40,000 object database
  • Built-In GPS
  • 2 Year Australian Warranty
Optical Design: Schmidt-Cassegrain
Aperture (mm): 280mm (11″)
Focal Length: 2800mm
Focal Ratio: 10
Focal Length of Eyepiece 1 (mm): 40mm
Magnification of Eyepiece 1: 70x
Finderscope: 8×50 Finderscope with quick release bracket
Star Diagonal: 1.25
Mount Type: Dual Fork Arm
Accessory Tray: Leg Brace / Eyepiece holder
Tripod: Heavy Duty Steel Adjustable
Power Requirements: Car battery adapter
Highest Useful Magnification: 661x
Lowest Useful Magnification: 40x
Limiting Stellar Magnitude: 14.7
Resolution (Raleigh): 0.5 arc seconds
Resolution (Dawes): 0.41 arc seconds
Light Gathering Power (Compared to human eye): 1600x
Apparent Field of View: 0.6°
Linear Field of View (@1000m): 9.75m
Secondary Mirror Obstruction: 95mm
Secondary Mirror Obstruction by Area: 12%
Secondary Mirror Obstruction by Diameter: 34%
Optical Coatings: Starbright XLT Coating
Total Telescope Kit Weight: 29kg
Tracking Rates: Sidereal, Solar and Lunar
Tracking Modes: Altazimuth, EQ North and EQ South
Alignment Procedures: SkyAlign, Auto Two-Star Alignment, Two-star Align, SolarSystem Align, EQ North Align, EQ South Align, One-Star Align
Periodic Error Correction: Permanently Programmable
Communication Ports: RS-232 communication port on hand control
Computer Hand Control: Double line, 16 character Liquid Crystal Display; 19 fiber backlit LED buttons
GPS: Internal 16 channel
Database: 40,000 objects, 100 user defined programmable objects. Enhanced information on over 200 objects

Product Code: CLS-11075-XLT

More Details

Weight 80 kg
Dimensions 120 × 80 × 80 cm

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