Optical Design | : | Maksutov-Cassegrain |
Aperture (mm) | : | 180 mm (7.08") |
Focal Length | : | 2700 mm (106.3") |
Focal Ratio | : | 15 |
Focal Length of Eyepiece 1 (mm) | : | 28 mm (1.1") 2" eyepiece |
Magnification of Eyepiece 1 | : | 96x |
Finderscope | : | 8x50 Straight Through |
Star Diagonal | : | 2" with 1.25" adapter |
Optical Tube | : | Aluminium |
Highest Useful Magnification | : | 420x |
Lowest Useful Magnification | : | 67x |
Limiting Stellar Magnitude | : | 13.9 |
Resolution (Rayleigh) | : | 0.64 arc seconds |
Resolution (Dawes) | : | 0.52 arc seconds |
Light Gathering Power (Compared to Human Eye) | : | 661 x |
Secondary Mirror Obstruction | : | 1.57" (40 mm) |
Secondary Mirror Obstruction by Diameter | : | 22% |
Secondary Mirror Obstruction by Area | : | 5% |
Optical Coatings | : | StarBright XLT |
Optical Tube Length | : | 22.5 in (571.5 mm) |
Optical Tube Diameter | : | 222.25 in (8.75") |
Optical Tube Weight | : | 19 lbs (8.6 kg) |
Dovetail | : | CGE Dovetail Bar |
Mount | : | Computerized Equatorial |
Instrument Load Capacity | : | 55 lbs (25 kg) |
Height Adjustment Range | : | 1200.15mm - 1968.5mm (47.25" - 77.5") |
Tripod Leg Diameter | : | 50.8mm (2") |
Tripod Weight | : | 19.2 lbs (8.7 kg) |
Latitude Adjustment Range | : | 3° - 65° |
Mount Head Weight | : | 44 lbs |
Slew Speeds | : | 9 Slew Speeds (max speed 4°/second) |
Tracking Rates | : | Sidereal, Solar and Lunar |
Tracking Modes | : | EQ North & EQ South |
Dovetail Compatibility | : | Dual Saddle Plates (Vixen & CGE Saddle) |
Number of Auxiliary Ports | : | 2 Aux Ports (Hand Control Can Use Either Aux Port) |
Autoguide Port | : | Yes |
USB Port | : | Yes, Input for Mount & Hand Control |
Power Requirements | : | 12V DC, 4 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 | : | 2 line x 18 Character Backlit Liquid Crystal Display, 19 LED Backlit 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 | : | PWI Telescope Control Software, Celestron's Starry Night Special Edition Software, SkyPortal App |