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Home Telescopes Celestron Telescopes Celestron NexStar SLT Telescopes Celestron NexStar 90 SLT Telescope
Excellent high quality computerized GoTo Maksutov telescope, the NexStar 90 SLT is supplied 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, Jupiters cloud belts and its four moons, Saturn with its rings plainly visible including the Cassinni division when the rings are open and much more! Supplied with two quality eyepieces allowing general viewing along with a high 139x magnification for serious Planetary observation.
NexStar 90 SLTs can also be used as high resolution land-based spotting telescopes with the addition of an erecting diagonal. Intelligent DesignPowered by 8 AA (user supplied) batteries or an optional mains adaptor these NexStar GoTos love to travel. The internal battery compartment provides power to the high precision servo motors for rigid low-vibration performance while eliminating cord wrap issues associated with external battery packs. With the NexStars ergonomically designed hand control, the user is free to remove the hand control from its holder for remote use or leave it cradled for hands-free operation. With a touch of a button you can select the object catalog, change the slew speed, view fascinating information about an object, or simply know if a desired object is visible in the sky. Celestrons Revolutionary SkyAlignUsing Celestrons patented SkyAlign (patent pending), simply input the date, time and location into the hand control then slew the telescope to any three bright celestial objects in the sky. You do not need to know the names of the stars, you can even pick the Moon or bright planets! A 90mm Maksutov optical system with a 4000 object goto mount and SkyAlign for easy alignment, a complete computerised package that includes two eyepiecesNexStar 90SLT - General FeaturesHigh quality 90mm Maksutov-CassegrainFully computerized Altazimuth mountStarPointer finderscope to help with alignment and accurately locating objectsQuick-release fork arm mount, optical tube and accessory tray for quick no tool set upSturdy stainless steel tripod and accessory tray includedGood for terrestrial and celestial observingNexStar 90SLT - Computerized Mount FeaturesProven NexStar computer control technologyDatabase allows telescope to locate over 4,000 celestial objectsSkyAlign allows you to align on any three bright celestial objects, making for a fast and easy alignment processFlash upgradeable hand control software and motor control units for downloading product updates over the InternetInternal battery compartment to prevent cord wrap during useAuxiliary port for additional accessories such as GPS accessoryIncludes NSOL telescope control software Compatible with optional NexRemote telescope control software, for advanced control via computerSpecifications:Optical Design : Maksutov-Cassegrain Weight : 12 lb (5.44 kg) Aperture : 90 mm Focal Length : 1250 mm Focal Ratio : 13.89 Finderscope : StarPointer Mount : Motorized Altazimuth Eyepiece 25 mm Magnification 50 x Eyepiece 9 mm Magnification 139 x Star Diagonal : 1.25" Accessory Tray : No Tool, Quick release Tripod : Steel Highest Useful Magnification : 213 x Limiting Stellar Magnitude : 12.3 Resolution (Rayleigh) : 1.55 arcsec Resolution (Dawes) : 1.29 arcsec Light Gathering Power : 165 x Angular Field of View : 1 Degree Linear Field of View (1000 yds) : 53 ft (16.15 m) Optical Coatings : Fully-Coated Computer Hand Control : Fully Computerized / Flash Upgradeable Slew Speeds : Nine slew speedsTracking 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 Database : 4,000 Object Database GPS : Optional GPS Accessory WiFi :Optional SkyPortal Wi-Fi Adapter