| Optical Design |
EdgeHD |
| Aperture |
279.4mm (11") |
| Focal Length |
2800mm (110") |
| Focal Ratio |
f/10 |
| Focal Length of Eyepiece 1 |
23mm (.91") |
| Magnification of Eyepiece 1 |
122x |
| Finderscope |
9x50 |
| Star Diagonal |
2" with 1.25" adapter |
| Optical Tube |
Aluminum |
| Highest Useful Magnification |
660x |
| Lowest Useful Magnification |
40x |
| Limiting Stellar Magnitude |
14 |
| Resolution (Rayleigh) |
0.5 arc seconds |
| Resolution (Dawes) |
0.42 arc seconds |
| Light Gathering Power (Compared to human eye) |
1593x |
| Secondary Mirror Obstruction |
95mm (3.75") |
| Secondary Mirror Obstruction by Diameter |
34% |
| Secondary Mirror Obstruction by Area |
12% |
| Optical Coatings |
StarBright XLT |
| Optical Tube Length |
610mm (24") |
| Optical Tube Diameter |
312.42mm (12.3") |
| Optical Tube Weight |
28 lbs (13 kg) |
| Dovetail |
CGE Dovetail Bar |
| Mount Type |
Computerized Equatorial |
| Instrument load capacity |
75 lbs (34 kg) |
| Height adjustment range (includes mount and tripod) |
908.05mm - 1339.85mm (35.75" - 52.75") |
| Tripod Leg Diameter |
69.85mm (2.75") Steel tripod with graduated markings on lower section |
| Latitude adjustment range |
3° - 65° |
| Mount Head Weight |
52.6 lbs (23.8 kg) |
| Accessory Tray |
Yes |
| Tripod Weight |
46.2 lbs (21 kg) |
| Weight of Counterweights |
2 x 22 lbs |
| Slew Speeds |
9 slew speeds - max speed 3°/second |
| Tracking Rates |
Sidereal, Solar and Lunar |
| Tracking Modes |
EQ North & EQ South |
| GPS |
N/A |
| Dovetail Compatibility |
Dual saddle plates (CG-5 and CGE saddle) |
| Number of Auxiliary ports |
4 Aux ports (Hand Control can use any Aux port, 2 are located near dovetail saddle) |
| Autoguide port |
Yes, 2 ports (one is located near the dovetail saddle) |
| USB Port |
Yes, input for Mount and Hand Control |
| Power Requirements |
12V DC, 3 amps |
| Motor Drive |
DC servo motors |
| Alignment Procedures |
2-Star Align, 1-Star Align, Solar System Align, Last Alignment, Quick Align |
| Periodic Error Correction |
Yes |
| Computerized Hand Control |
Double line, 16 character Liquid Crystal Display; 19 fiber optic backlit LED buttons, USB 2.0 port for PC connection |
| NexStar+ Database |
40,000+ objects, 100 user defined programmable objects. Enhanced information on over 200 objects |
| Software |
CPWI Telescope Control Software, Celestron Starry Night Special Edition Software, SkyPortal App |
| Included Items |
CGX-L Equatorial Head | CGX-L Tripod | Accessory Tray | 2 x 22 lbs counterweights | NexStar+ Hand Control | DC Power Cable (item# 18769) | 8mm Allen wrench (contained in rear carry handle) |
