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Celestron CGEM DX 1100 Computerized HD Telescope 11002
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Helpful Positive Review
Well. . . after three and a half years with the Edgehd and cgem dx I feel that I have a pretty good sense of the pluses and minuses.
On the plus side:
1. 11" of aperture packed into a small space with excellent optics;
2. If you plan to do astroph...
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1/1 found this helpful
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Helpful Positive Review
Great telescope. Easy to set up and use. This has a well constructed stand. The only thing wrong is the weight.
5/13 found this helpful
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Unfortunately Celestron CGEM DX 1100 HD 11in Computerized Telescope w/ EdgeHD Optics 11002 is not listed by OpticsPlanet.
Product Info for Celestron CGEM DX 1100 HD 11in Computerized Telescope w/ EdgeHD Optics 11002
The Celestron CGEM DX 1100 HD 11" Computerized Telescope delivers nothing short of the best experience when observing the night sky. This telescope by Celestron brings the fully computerized Equatorial mount which combines sound, stoic reliability for the 11" beauty of a telescope mounted atop it. With Celestron Edge HD technology, the Celestron CGEM DX 1100 HD 11in Computerized Telescope delivers full frame diffraction limitation across the entire field of view of the most popular astrophotography cameras. Celestron telescopes are known for a level of optics that is rarely matched, and a feature set that is impressive to even the most seasoned astronomer. The Celestron CGEM DX 1100 HD 11in Computerized Telescope w/ Equatorial Mount will provide endless hours of observation that is not only incredibly precise, but a whole lot of fun too.
Specifications for Celestron DX-CGEM 11 inch Schmidt Cassegrain Aluminum Telescope 11in:
| Optical Design: | EdgeHD Optics |
| Focal Length: | 2800 mm (110.24 in) |
| Aperture: | 280 mm (11.02 in) |
| Focal Ratio: | 10 |
| Finderscope: | 9x50 |
| Mount: | New CGEM DX Computerized Equatorial |
| Optical Tube: | Aluminum |
| Optical Coatings: | Starbright XLT Coatings |
| Eyepiece 1: | 23 mm (0.91 in) |
| Magnification 1: | 122 x |
| Star Diagonal: | 2" |
| Tripod: | Adjustable, Stainless Steel |
| CD ROM: | NexRemote control software with RS232 cable |
| Power Supply: | Car battery adapter |
| Highest Useful Magnification: | 661 x |
| Lowest Useful Magnification: | 40 x |
| Limiting Stellar Magnitude: | 14.7 |
| Resolution (Rayleigh): | 0.5 arcsec |
| Resolution (Dawes): | 0.41 arcsec |
| Light Gathering Power: | 1600 x |
| Eyepiece 1 Field of View: | 0.67 ° |
| Secondary Mirror Obstruction: | 3.75 in (95.25 mm) |
| Secondary Mirror Obstruction by Area: | 11.6 % |
| Secondary Mirror Obstruction by Diameter: | 34 % |
| Gear: | Steel worm gear and 90 mm pitch diameter brass worm wheel |
| Motor Drive: | Low cog DC Servo motors with encoders, both axes |
| Computer Hand Control: | Double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons |
| Slew Speeds: | Nine slew speeds |
| Tracking Rates: | Sidereal, Solar and Lunar |
| Tracking Modes: | EQ North and EQ South |
| Alignment Procedures: | 2-Star Align, Quick Align, 1-Star Align, Last Alignment, Solar System Align |
| Software Precision: | 24 bit, 0.08 calculation |
| Database: | 40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects |
| Power Requirements: | 12 VDC 3.5 Amps |
| GPS: | Optional SkySync GPS Accessory |
| Counterweights: | 1 x 22 lbs |
| Optical Tube Length: | 24 in (609.6 mm) |
| Telescope Weight: | 120 lbs (54.43 kg) |
Features of Celestron CGEM DX 1100 Edge HD 11" Computerized Telescope:
- 11" EdgeHD Optics
- New CGEM DX Computerized Equatorial Mount
- Celestron's premium StarBright XLT coatings
- 9x50 finderscope to help accurately find objects
- Ultra sturdy 2.75" steel tripod with Accessory Tray
- Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
HD Features of Celestron CGEMDX 1100 11-002:
- New aplanatic Schmidt telescope design produces aberration-free images across a wide field of view
- Mirror tension locks hold the primary mirror in place and reduce image shift
- Cooling vents allow hot air to be released from behind the primary mirror
- Fastar compatible for fast f/2 imaging
Features of Celestron CGEM DX 1100HD Computerized Mount:
- Proven NexStar computer control technology
- 40,000 object database with over 100 user-definable objects and expanded information on over 200 objects
- New "All-star" Polar alignment uses any bright star for a quick and accurate Polar alignment
- Software Features include: Mount Calibration, Database Filter Limits, Hibernate, five Alignment Procedures
- Flash upgradeable hand control software and motor control units for downloading product updates over the Internet
- Custom database lists of all the most famous deep-sky objects by name and catalog number: the most beautiful double, triple and quadruple stars; variable stars; solar system objects and asterisms
- Permanent Programmable Periodic Error Correction (PEC) - corrects for periodic tracking errors inherent to all worm drives
- Drive Motors - Low Cog DC Servo motor with integrated optical encoders offer smooth, quiet operation and long life. The motor armatures are skewed to minimize cogging which is required for low speed tracking.
- Internal Cable wiring for trouble-free setup and transportation
- Designated six-pin RJ-12 modular jack, ST-4 compatible guide port
- Autoguide port and Auxiliary ports located on the electronic plate for long exposure astrophotography
- Double-line, 16-character Liquid Crystal Display Hand Control with backlit LED buttons for easy operation of goto features
- RS-232 communication port on hand to control the telescope via a personal computer
- Includes NexRemote telescope control software, for advanced control of your telescope via computer
- GPS compatible with optional SkySync GPS Accessory
- Precision machined 40 mm diameter steel Polar shafts supported by multiple tapered roller bearings and ball bearings.
- Secure power plug ensures that the mount's power source is not accidentally disconnected
Package Contents:
- Celestron CGEM DX 1100 HD 11" Computerized Telescope w/ Equatorial Mount
- 9x50 finderscope
- 23 mm, 82° eyepiece (122x)
- 2 In. Star diagonal
- 2 In. CGEM DX Computerized German Equatorial mount
- Rugged adjustable height 2.75 In. steel leg tripod with center brace/accessory tray
- Flash upgradeable hand control with 40,000+ object database
- One 22 lb counterweight
- NexRemote Telescope Control Software
- RS-232 cable
- Car battery adapter
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