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- 8" Schmidt-Cassegrain optical tube assembly
- Celestron's premium StarBright XLT coatings
- 40 lbs payload capacity
- Dual-fit Vixen/CG-5 and Losmandy/CGE dovetail saddle
- 2" steel legs with height index marks for quick leveling
- Internal cabling throughout for worry-free remote operation
- Able to track past the meridian allowing seamless imaging
- USB hand control to control the telescope via a personal computer
The CGEM II 800 Schmidt-Cassegrain Telescope features Celestron’s premium StarBright XLT coated optics and the newly redesigned CGEM II computerized equatorial mount. It is the most lightweight and portable of the three size models. This telescope is especially at home as a solid platform for long exposure photography with optional CCD cameras or photographic equipment. At 8 inches of aperture with our premium StarBright XLT coatings, the CGEM II 800 gives you over 800 times the light gathering power than the unaided eye.
OPTICAL TUBE FEATURES
- 8" Schmidt-Cassegrain optical tube assembly
- Celestron's premium StarBright XLT coatings
- 2032 mm focal length (f/10)
- 6x30 finderscope to help accurately center alignment objects
- Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
- Includes large CGE style dovetail mounting bar
COMPUTERIZED MOUNT FEATURES
- 40 lbs payload capacity
- Dual-fit Vixen/CG-5 and Losmandy/CGE dovetail saddle
- 2" steel legs with height index marks for quick leveling
- USB 2.0 port on hand control for direct links to a PC via ASCOM supported software
- 40,000 object database with over 100 user-definable objects and expanded information on over 200 objects
- Internal cabling throughout for worry-free remote operation
- Low cog DC Servo motor with integrated optical encoders offer smooth, quiet operation
- Able to track past the meridian allowing seamless imaging
- Permanent periodic error corrections allow users to train out the worm gears periodic errors once, while the mount retains the PEC recordings
- Software Features include: Mount Calibration, Database Filter Limits, Hibernate, five Alignment Procedures, and user-defined slew limits
- Built-in polar alignment program to polar align on any star in the sky
- Longer clutch levers to make tightening and loosening of clutches easier
- Custom database lists of all the most famous deep-sky objects by name and catalog number
- Solar System alignment method allows to view the moon and planets during the day
- Permanent Programmable Periodic Error Correction (PEC) corrects periodic tracking errors inherent to all worm drives
- Custom Rate 9 feature allows to set maximum slew rate
- Tandem mode allows to star align the mount even when positioned for tandem scope use
- USB hand control to control the telescope via a personal computer
- Includes NexRemote telescope control software, for advanced control of telescope via computer
- Precision machined 40 mm diameter steel Polar shafts supported by multiple tapered roller bearings and ball bearings
- GPS-compatible with optional SkySync GPS Accessory
| Alignment Procedures | AutoAlign, 2-Star Align, Quick Align, 1-Star Align, Last Alignment, Solar System Align |
| Aperture (mm) | 203.2 mm (8 in) |
| Computerized Hand Control | Double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons, USB 2.0 port for PC connection |
| Database | 40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects |
| Dovetail Compatibility | CGE Mount |
| Dovetail Mount | Directly connects to both CG-5 & CGE dovetail bars |
| Finderscpoe | 6x30 |
| Focal Length | 2032 mm (80 in) |
| Focal Length of Eyepiece 1 ... | 25 mm (0.98 in) |
| Focal Ratio | 10 |
| Highest Useful Magnification | 480 x |
| Latitude Range | 15" " 70" |
| Light Gathering Power (Comp... | 843 x |
| Limiting Stellar Magnitude | 14 |
| Lowest Useful Magnification | 29 x |
| Magnification of Eyepiece 1 | 81 x |
| Motor Drive | Low cog DC servo motors |
| Mount Info: | N.A. |
| Mount Type | German Equatorial Mount |
| Mount Weight | 40 lbs |
| Optical Coatings | StarBright XLT |
| Optical Design | Schmidt-Cassegrain |
| Optical Tube | Aluminum |
| Optical Tube Info: | N.A. |
| Optical Tube Length | 17 in (432 mm) |
| Optical Tube Weight | 12.5 lbs (5.67 kg) |
| Payload Capacity | 40 lbs |
| Ports | 1x Hand control port, 1x Auxiliary Port, 1x Auto guider port, 1 USB 2.0 port (on hand control) |
| Power Requirements | 12 VDC, 3.2 amps |
| Resolution (Dawes) | 0.57 arc seconds |
| Resolution (Rayleigh) | 0.69 arc seconds |
| Secondary Mirror Obstructio... | 9.77% |
| Secondary Mirror Obstruction | 2.5 in (64 mm) |
| Slew Speeds | 9 slew speeds |
| Star Diagonal | 1.35 |
| Total Weight of Mount Kit | 77 lbs |
| Tracking Modes | EQ North and EQ South |
| Tracking Rates | Sidereal, Solar and Lunar |
| Tripod | 2" Steel tripod with graduated markings on lower section |
| Tripod Weight | 20 lbs |
| Weight of Counterweight | 17 lbs |