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Celestron NexStar 90SLT Computerized Telescope

Includes Free
Value $10.95
B&H # CEN90SLT Mfr # 22087
In Stock
Free Expedited Shipping
You Pay: $329.95
Product Highlights
  • 90mm/3.5" Maksutov-Cassegrain
  • Focal Length: 1250mm f/13.9
  • 9.0mm Eyepiece
  • 25mm Eyepiece
  • Stainless Steel Tripod w/ Accessory Tray
  • Computerized Altazimuth Mount
  • StarPointer Finderscope
  • 'The Sky' Level 1 CD-ROM
  • NexStar Observers List CD-ROM
  • NexStar Computer Control technology

Designed as an affordable computerized 'Go-To' telescope, the NexStar 90SLT telescope from Celestron provides an excellent balance of power, performance, and portability. With its computer-automated technology, the SLT is up and running after locating 3 bright celestial objects.

This SLT is a Maksutov-Cassegrain reflector with a 90mm aperture and a focal length of 1250mm. The optical system is fully coated for enhanced sharpness and clarity. Two eyepieces are included - one 25mm as well as a 9.0mm. The mounting platform incorporates a sturdy stainless steel tripod with a motorized and computerized altazimuth mount.

New and experienced observers will appreciate NexStar 90SLT's comprehensive database of 4000+ objects, along with the customized lists of the most intriguing deep-sky objects, planets, and double stars.

Combining a first-class feature-set with Celestron's legendary optical standards, the 90SLT provides amateur astronomers with a sophisticated and easy-to-use telescope. The computerized hand-control provides simple on-screen instructions that guide the observer through the alignment procedures. Each step, helpful hints, and valuable reference materials are easily accessible to ensure a simple and pleasurable viewing experience.

NexStar 90SLT Telescope
  • Maksutov-Cassegrain reflector
  • Aperture: 90 mm/3.5"
  • Focal Length: 1250 mm, f/13.9
  • AFOV: 1.0°, LFOV: 53' @ 1000 yd
  • Optical system: all-glass, fully coated
  • 2 Eyepieces: 25 mm - 50x, 9.0 mm - 139x
  • StarPointer finderscope for accurate alignment and object location
Motorized Altazimuth Mount
  • Lightweight computerized altazimuth mount
  • Fully enclosed motors and optical encoders
  • Fully adjustable sturdy stainless-steel tripod
  • Flash upgradeable fully computerized hand control
  • Internal battery compartment to prevent cord wrap during use
  • Educational astronomy software CD-ROM "The Sky" with printable sky maps
  • Quick-release fork arm mount, optical tube, accessory tray for quick no tool set up
  • Hand control and motors are powered by 8 user-supplied AA batteries or optional 12V AC adapter
  • NSOL telescope control software: provides basic telescope control via computer with optional RS-232 cable
  • Computerized hand controller with NexStar computer control offers 4,000 object database and storage for programmable user defined objects
  • Tracking rates: sidereal, solar, lunar. Tracking modes: alt-az, EQ north/south. Slew speeds: 1,2,3°/sec - 64x, 32x, 16x, 8x, 4x, 2x. Alignment procedures: skyalign, auto 2-star, 1-star, 2-star, solar system.
Optical Design Maksutov-Cassegrain
Aperture 90 mm / 3.5"
Focal Length 1250 mm
Focal Ratio f/13.89
Eyepiece Barrel Diameter 1.25"
Finderscope StarPointer
Mount Type Computerized altazimuth
Tripod Stainless steel
Resolving Power Rayleigh: 1.55 arcsec
Dawes: 1.29 arcsec
Maximum Useful Magnification 213x
Motor Yes
GO-TO Capability Yes
PC Compatible Yes, via RS-232 cable
Power Source 8 AA batteries
Optical Tube Dimensions Not specified by manufacturer
Weight 12.0 lb / 5.44 kg
Celestron NexStar 90SLT Computerized Telescope
  • Stainless Steel Tripod
  • 25 mm Eyepiece
  • 9.0 mm Eyepiece
  • StarPointer Finderscope
  • Computerized Altazimuth Mount
  • Hand Controller
  • 'The Sky' Level 1 CD-ROM
  • NexStar Observers List CD-ROM
  • Limited 2 Year Warranty
  • Batteries & Power Supply

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    Required item: 8 AA batteries or power supply (not included) are required to power this device.

    Varta -  High-Energy 1.5 V AA E91 Alkaline Battery - 4 Pk
    • You Pay: $2.99
     

    Eyepieces, Lenses & Diagonals

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    Eyepieces widely enhance your stargazing experience.

    Celestron -  X-Cel LX 2.3mm Eyepiece (1.25")
    • You Pay: $59.95
     

    Accessory Kits

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    Save by purchasing eyepieces and filters in an accessory kit.

    Celestron -  Eyepiece and Filter Kit - 1.25"
    • You Pay: $127.00
     

    Filters are a great enhancement for lunar and planet viewing.

    Celestron -  Moon Filter (1.25") - For Viewing the Moon When Bright
    • You Pay: $9.99
     

    Cleaning and Anti Fog

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    Help keep your optics clean & fog free with these tools.

    Pearstone -  Microfiber Cleaning Cloth, 18% Gray (7 x 7.9")
    • You Pay: $4.99
     

    Navigation & Alignment

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    Aim your scope at an object in the sky with a guiding system.

    Celestron -  SkyQ Link II WiFi Module
    • You Pay: $84.95
     

    Align and control your telescope wirelessly using your smartphone or tablet and Celestron's free SkyPortal app for iOS and Android devices.

    Astrophotography

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    Take stunning portraits of constellations, nebulas, star clusters, and our home galaxy.

    Celestron -  NexImage Solar System Eyepiece CCTV Imager
    • Price: $99.95
     

    Power Supplies

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    Don't get caught in middle of a star party without power.

    Celestron -  AC to DC Power Adapter
    • You Pay: $18.49
     
    View all Accessories
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