Designed to be an affordable entry level to mid-level computerized GoTo telescope, the NexStar SLT refractors, reflectors, and Maks are available in the most popular sizes and are loaded with valuable design features. With preassembled, adjustable stainless steel tripods and quick release fork arms and tubes, NexStar SLT telescopes can be set up in a matter of minutes - with no tools required! You can see details of the lunar surface, Venus and its phases, polar caps on Mars, Jupiter and its four moons, Saturn with its rings plainly visible and much more! Most NexStar SLTs can also be used as a land-based spotting telescope.
Optical Design | Maksutov-Cassegrain |
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Aperture (mm) | 127 mm (5 in) |
Focal Length | 1500 mm (59 in) |
Focal Ratio | 12 |
Focal Length of Eyepiece 1 (mm) | 25 mm (0.98 in) |
Magnification of Eyepiece 1 | 60 x |
Focal Length of Eyepiece 2 (mm) | 9 mm (0.35 in) |
Magnification of Eyepiece 2 | 167 x |
Finderscope | StarPointer |
Star Diagonal | 1.25 |
Mount Type | Motorized Altazimuth |
Accessory Tray | No Tool, Quick release |
Tripod | Steel |
Highest Useful Magnification | 300 x |
Lowest Useful Magnification | 18 x |
Limiting Stellar Magnitude | 13 |
Resolution (Rayleigh) | 1.1 arc seconds |
Resolution (Dawes) | 0.91 arc seconds |
Light Gathering Power (Compared to human eye) | 329 x |
Apparent Field of View | .83 ° |
Linear Field of View (@1000 yds) | 44 ft (13 m) |
Optical Coatings | Fully-Coated |
Slew Speeds | Nine slew speeds |
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) |