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Celestron Nexstar 8 SE Computerized Cassegrain Telescope

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Product Description

Optical Design Schmidt-Cassegrain
Aperture 203.2 mm (8 in)
Focal Length 2032 mm (80 in)
Focal Ratio
Finderscope StarPointer
Dovetail Compatibility Quick Release Tube Clamp
Mount Single Fork Arm Altazimuth
Optical Tube Aluminium
Eyepiece 1 25 mm (0.98 in)
Magnification 1 81 x
Star Diagonal 1.25"
CD ROM NexRemote V1.6.14 and "The Sky®" Level 1
Tripod Steel leg
Power Supply 8-AA batteries (not included)
Highest Useful Magnification 480 x
Lowest Useful Magnification 29 x
Limiting Stella Magnitude 14
Resolution (Rayleigh) 0.69 arcsec
Resolution (Dawes) 0.57 arcsec
Light Gathering Power 843 x
Angular Field of View 0.63 °
Linear Field of View (@1000 yds) 33 ft (10.06 m)
Optical Coatins StarBright XLT
Secondary Mirror Obstruction 2.5 in (63.5 mm)
Secondary Mirror Obstruction by Area 9.8 %
Secondary Mirror Obstruction by Diameter 31.3 %
Optical Tube Length 17 in (431.8 mm)
Tripod and Mount Weight 9 lb (4.08 kg)
Telescope Weight 24 lb (10.89 kg)
Motor Drive Integrated D.C. Electronics
Computer Hand Control Double line, 16 character Liquid Crystal Display with 19 fiber optic backlit LED buttons
Slew Speeds Nine slew speeds: 4°/sec, 2°/sec, 1°/sec, 64x, 16x, 8x, 4x, 1x, .5x
Tracking Modes Alt-Az, EQ North & EQ South
Alignment Procedures SkyAlign, Auto 2-Star Align, 1-Star Align, 2-Star Align, SolarSystem Align
Database 40,000+ objects
Software Precision 24bit, 0.08 arcsec calculations
Communication Ports RS-232 communication port on hand control, Aux port, Camera Control port
Tracking Rates Sidereal, Solar and Lunar

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