CGEM II 800 Schmidt-Cassegrain Telescope (12010)
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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.
A fresh update to the venerable CGEM mount, the CGEM II has a fresh, attractive, bold appearance and is capable of carrying Celestron’s higher-end SCT optical tubes (up to 11") securely and vibration free, which is ideal for both imaging and visual observing. Capable of holding 40 lbs. of payload and slewing at 5° per second, you will be able to instantly point to any of the celestial objects in the database.
CGEM II was designed to be ergonomically friendly with large Altitude and Azimuth adjustment knobs for quick and easy polar alignment adjustment. The internal RA and DEC motor wiring provides a clean look and an easy and trouble free set up.
The CGEM II series features Celestron’s innovative Polar alignment procedure called All-Star™. All-Star allows users to choose any bright star, while the software calculates and assists with polar alignment. Another great feature of the CGEM II sure to please astroimagers, is the Permanent Periodic Error Correction (PEC) which will allow users to train out the worm gears periodic errors, while the mount retains the PEC recordings.
For objects near the Meridian (imaginary line passing from North to South), the CGEM II will track well past the Meridian for uninterrupted imaging through the most ideal part of the sky. The CGEM II mount has a robust database with over 40,000 objects, 100 user defined programmable objects and enhanced information on over 200 objects. Celestron's CGEM II mount is the perfect fit between the Advanced Series and CGE Series. Offering the portability of the Advanced Series and the precision of the CGE.
|Optical Tube Info|
|Aperture (mm)||203.2 mm (8 in)|
|Focal Length||2032 mm (80 in)|
|Focal Length of Eyepiece 1 (mm)||25 mm (0.98 in)|
|Magnification of Eyepiece 1||81 x|
|Highest Useful Magnification||480 x|
|Lowest Useful Magnification||29 x|
|Limiting Stellar Magnitude||14|
|Resolution (Rayleigh)||0.69 arc seconds|
|Resolution (Dawes)||0.57 arc seconds|
|Light Gathering Power (Compared to human eye)||843 x|
|Secondary Mirror Obstruction||2.5 in (64 mm)|
|Secondary Mirror Obstruction by Diameter||31%|
|Secondary Mirror Obstruction by Area||9.77%|
|Optical Coatings||StarBright XLT|
|Optical Tube Length||17 in (432 mm)|
|Optical Tube Weight||12.5 lbs (5.67 kg)|
|Dovetail Compatibility||CGE Mount|
|Mount Type||German Equatorial Mount|
|Tripod||2” Steel tripod with graduated markings on lower section|
|Dovetail Mount||Directly connects to both CG-5 & CGE dovetail bars|
|Payload Capacity||40 pounds|
|Latitude Range||15 – 70 degrees|
|Power Requirements||12 VDC, 3.2 amps|
|Ports||1x Hand control port, 1x Auxiliary Port, 1x Auto guider port, 1 USB 2.0 port (on hand control)|
|Motor Drive||Low cog DC servo motors|
|Slew Speeds||9 slew speeds|
|Tracking Rates||Sidereal, Solar and Lunar|
|Tracking Modes||EQ North and EQ South|
|Alignment Procedures||AutoAlign, 2-Star Align, Quick Align, 1-Star Align, Last Alignment, Solar System Align|
|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|
|Mount Weight||40 pounds|
|Tripod Weight||20 pounds|
|Weight of Counterweight||17 pounds|
|Total Weight of Mount Kit||77 pounds|
For two years, Celestron will cover repairs or replacement of this product in cases of defective components. This warranty shall be void and of no force of effect in the event a covered product has been modified in design or function, or subjected to abuse, misuse, mishandling or unauthorized repair. Further, product malfunction or deterioration due to normal wear is not covered by this warranty. For more details, visit our Warranty page.