Celestron NexStar 90SLT Mak Computerized Telescope
High quality 90mm Maksutov-CassegrainFully 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
Perfect for terrestrial and celestial observing
BONUS Starry Night Special Edition Astronomy Software download with a 36,000-object database, printable sky maps and enhanced images including 3D renderings of stars, exoplanets, and galaxies
Specifications
OPTICAL TUBE INFO:
Optical Design: Maksutov-Cassegrain
Aperture: 90mm (3.54")
Focal Length: 1250mm (49")
Focal Ratio: f/14
Focal Length of Eyepiece 1: 25mm (0.98")
Magnification of Eyepiece 1: 50x
Focal Length of Eyepiece 2: 9mm (0.35")
Magnification of Eyepiece 2: 139x
Finderscope: StarPointer™ red dot finderscope
Star Diagonal: 1.25
Highest Useful Magnification: 213x
Lowest Useful Magnification: 13x
Limiting Stellar Magnitude: 12.3
Resolution (Rayleigh): 1.55 arc seconds
Resolution (Dawes): 1.29 arc seconds
Light Gathering Power (Compared to human eye): 165x
Apparent Field of View: 1°
Linear Field of View (@1000 yds): 53 ft (16 m)
Optical Coatings: Fully Coated
MOUNT INFO:
Mount Type: Motorized Altazimuth
Accessory Tray: No Tool, Quick release
Tripod: Steel
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
NexStar+ Database: 40,000 Object Database
GPS: Optional SkySync GPS Accessory (93969)
Software: Celestron Starry Night Special Edition Software and SkyPortal App
