General Features
- 4" Maksutov-Cassegrain telescope
- SE combines the classic heritage of the original orange tube telescopes with the latest state-of-the-art features
- StarBright XLT high transmission coatings come standard
- StarPointer finderscope to help with alignment and accurately locating objects
- Internal flip mirror for convenient viewing at 90 degrees or imaging straight through (with optional adapter).
- Quick release fork arm mount, optical tube and accessory tray for no-tool setup
- Sturdy computerized Altazimuth mount
- Internal battery compartment to prevent cord wrap during use
- Ultra sturdy steel tripod features built-in wedge which allows 4 SE to be used for astrophotography
- “TheSkyX – First Light Edition” astronomy software with a 10,000 object database, printable sky maps and 75 enhanced images
The new NexStar SE Family combines the classic heritage of the original orange tube telescopes with state-of-the-art features including a fully computerized operating system, flash upgradeable hand control,superior coatings, our revolutionary SkyAlign™ telescope alignment software and much more.
Whether you are a seasoned astronomer looking for a portable scope with advanced features, or just starting your astronomy adventure and looking for an easy way to enjoy the night sky, a NexStar SE will help you take a closer look.
Align your NexStar SE telescope in minutes with our new SkyAlign technology. Just point the telescope at three bright stars and let the computer do the rest. You don’t even need to know the names of the stars!
Celestron NexStar 4SE
Optical Design Maksutov-Cassegrain
Aperture (mm) 102 mm (4.02 in)
Focal Length 1325 mm (52 in)
Focal Ratio 13
Focal Length of Eyepiece 1 (mm) 25 mm (0.98 in)
Magnification of Eyepiece 1 53 x
Finderscope StarPointer
Star Diagonal Internal Flip mirror for straight thru or 90 viewing angle
Mount Type Single Fork Arm Altazimuth
Tripod Steel with built-in wedge
Power Requirements 8-AA batteries (not included)
Highest Useful Magnification 241 x
Lowest Useful Magnification 15 x
Limiting Stellar Magnitude 12.5
Resolution (Rayleigh) 1.37 arc seconds
Resolution (Dawes) 1.14 arc seconds
Light Gathering Power (Compared to human eye) 212 x
Apparent Field of View 1 °
Linear Field of View (@1000 yds) 53 ft (16 m)
Secondary Mirror Obstruction 1.38 in (35 mm)
Secondary Mirror Obstruction by Diameter 34%
Secondary Mirror Obstruction by Area 12%
Optical Coatings StarBright XLT
Optical Tube Length 13.5 in (343 mm)
Total Telescope Kit Weight 11 lbs (4.99 kg)
Tripod Weight 10 lbs (4.54 kg) lbs (4.54 kg)
Slew Speeds Nine slew speeds
Tracking Rates Sidereal, Solar and Lunar
Tracking Modes Alt-Az, EQ North & EQ South
Alignment Procedures SkyAlign, Auto 2-Star Align, 1-Star Align, 2-Star Align, SolarSystem Align
Communication Ports RS-232 communication port on hand control, Aux port, Camera Control port
Computer Hand Control Double line, 16 character Liquid Crystal Display with 19 fiber optic backlit LED buttons
Database 38,181 accessible objects
Warranty 2-year Telescope Warranty
Celestron NexStar 4SE
