East to Use Computerized Telescope
You'll find that astronomical viewing is a delight with this large, powerful 4" (102mm) reflector telescope. The 102 SLT offers a 63% increase in image brightness over 80mm models.
This short-tube telescope with a 660m focal length and fast f/5 optical system produces images that are bright and crisp, and it comes with a fully computerized hand control with a database of over 4,000 celestial objects!
With its pre-assembled, adjustable steel tripod, the NexStar 102 SLT can be up and ready to use in a matter of minutes. Our new SkyAlign alignment technology and the included StarPointer Finderscope with a red LED makes aligning a breeze. Because of its wide 1.7 ° field of view, the NexStar 102 SLT is optimal for scanning large areas of the sky and for superb terrestrial (land) viewing.
General Features
- Compatible with 2" eyepieces
- High quality 102 mm short tube style refractor
- Fully computerized Altazimuth mount
- StarPointer finderscope to help with alignment and accurately locating objects
- Quick-release fork arm mount, optical tube and accessory tray for quick no tool set up
- Sturdy stainless steel tripod and accessory tray included
- Good for terrestrial and celestial observing
- “TheSkyX – First Light Edition” astronomy software with a 10,000 object database, printable sky maps and 75 enhanced images
Computerized Mount Features
- Proven NexStar computer control technology
- Database allows telescope to locate over 4,000 celestial objects
- SkyAlign allows you to align on any three bright celestial objects, making for a fast and easy alignment process
- Flash upgradeable hand control software and motor control units for downloading product updates over the Internet
- Internal battery compartment to prevent cord wrap during use
- Auxiliary port for additional accessories such as GPS accessory
- Includes NSOL telescope control software for basic control of your telescope via computer (with optional RS-232 cable)
- Compatible with optional NexRemote telescope control software, for advanced control of your telescope via computer
Specs:
| Optical Design |
Refractor |
| Aperture (mm) |
102 mm (4.02 in) |
| Focal Length (mm) |
660 mm (26 in) |
| Focal Ratio |
6.47 |
| Eyepiece 1 (mm) |
25 mm (0.98 in) |
| Magnification 1 |
26 x |
| Eyepiece 2 (mm) |
9 mm (0.35 in) |
| Magnification 2 |
73 x |
| Finderscope |
StarPointer |
| Star Diagonal |
1.25 |
| Mount |
Motorized Altazimuth |
| Accessory Tray |
No Tool, Quick release |
| Tripod |
Steel |
| Weight (lbs) |
14 lbs (6.35 kg) |
| Highest Useful Magnification |
241 x |
| Lowest Useful Magnification |
15 x |
| Limiting Stellar Magnitude |
12.5 |
| Resolution (Rayleigh) |
1.37 arc seconds |
| Resolution (Dawes) |
1.14 arc seconds |
| Photographic Resolution |
308 line/mm |
| Light Gathering Power (Compared to human eye) |
212 x |
| Angular Field of View (deg) |
1.7 ° |
| Linear Field of View (@1000 yds) |
91 ft (28 m) |
| Optical Coatings |
Multi-Coated |
| Slew Speeds |
Nine slew speeds: 4°/sec, 2°/sec, 1°/sec, .5°/sec, 32x, 16x, 8x, 4x, 2x |
| Tracking Rates |
Sidereal, Solar and Lunar |
| Tracking Modes |
Alt-Az, EQ North and EQ South |
| Alignment Procedures |
SkyAlign, Auto 2-Star Align, 1-Star Align, 2-Star Align, Solar System Align |
| Computer Hand Control |
Fully Computerized / Flash Upgradeable |
| Database |
4,000 Object Database |
| GPS |
Optional SkySync GPS Accessory (93969) |
