Description
Highlights
- 700 Maksutov-Cassegrain telescope with f/15 focal ratio provides high contrast views of the planets and lunar landscapes, perfect for serious planetary imagers and visual observers.
- Celestron's premium StarBright XLT coatings ensure maximum light transmission.
- The CGEM II, with its 40lbs load capacity, is the latest update to the venerable CGEM mount and provides a sturdy and rigid platform.
- The drive system, consisting of low cog DC Servo motors with integrated optical encoders, steel worm gears supported by precision sealed bearings, and brass worm wheels, ensures smooth and accurate slewing and tracking.
- Accessories included: 2" Visual Back, 2" Star Diagonal with 1.25" adapter, 28mm eyepiece (2"), 8x50 finderscope
Specifications
| Optical Tube Info: | |
|---|---|
| Optical Design: | Maksutov-Cassegrain |
| Aperture: | 180mm (7.08") |
| Focal Length: | 2700mm (106.3") |
| Focal Ratio: | f/15 |
| Focal Length of Eyepiece 1: | 28mm (1.1") 2" eyepiece |
| Magnification of Eyepiece 1: | 96x |
| Finderscope: | 8x50 Straight Through |
| Star Diagonal: | 2" with 1.25" adapter |
| Optical Tube: | Aluminum |
| 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): | 661x |
| Secondary Mirror Obstruction: | 40mm (1.57") |
| Secondary Mirror Obstruction by Diameter: | 22% |
| Secondary Mirror Obstruction by Area: | 5% |
| Optical Coatings: | StarBright XLT |
| Optical Tube Length: | 571.5mm (22.5") |
| Optical Tube Diameter: | 222.25mm (8.75") |
| Optical Tube Weight: | 19 lbs (8.6 kg) |
| Dovetail: | CGE Dovetail Bar |
| Mount Info: | |
| Mount Type: | Computerized Equatorial |
| Instrument load capacity: | 40 lbs (18 kg) |
| Height adjustment range (includes mount and tripod): | 1346mm - 1651mm (53" – 65") |
| Tripod Leg Diameter: | 50.8mm (2") Steel tripod with graduated markings on lower section |
| Latitude adjustment range: | 15° - 70° |
| Mount Head Weight: | 40 lbs (18.14 kg) |
| Accessory Tray: | Yes |
| Tripod Weight: | 20 lbs (9 kg) |
| Weight of Counterweights: | 1 x 17 lbs and 1 x 12 lbs |
| Slew Speeds: | 9 slew speeds - max speed 4.5°/second |
| Tracking Rates: | Sidereal, Solar and Lunar |
| Tracking Modes: | EQ North and EQ South |
| GPS: | N/A |
| Dovetail Compatibility: | Dual saddle plates (CG-5 and CGE saddle) |
| Number of Auxiliary Ports: | 2 AUX Ports (1x Hand control Port and 1x AUX Port for optional accessories) |
| Autoguide Port: | Yes |
| USB Port: | Yes, input on Hand Control |
| Power Requirements: | 12V DC, 3.2 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: | Celestron Starry Night Special Edition Software and SkyPortal App |
| Total Kit Weight: | 90.5 lbs (41 kg) |
| Included Items: | Optical tube CGEM II Equatorial Head Tripod Accessory Tray 1 x 17 lbs and 1 x 12 lbs counterweight NexStar+ Hand Control DC Power Cable (plugs into cigarette lighter socket) 8mm Allen wrench (contained in rear carry handle) 2" Visual Back 2" Star Diagonal with 1.25" adapter 28mm wide-field 2" eyepiece large 8x50 straight-through finderscope |
| Additional Information | |
| Solar Warning |
|
Additional Resources
What can I see with this telescope?
Max reasonable eyepiece power (no Barlow) in good seeing is approximately
— mm (—×)
Bright objects such as the Moon and planets may allow you to use approximately
— mm (—×)
Larger aperture (diameter) telescopes will produce a brighter view of objects
Viewing location and sky conditions can vary and will affect actual results.