The 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, the revolutionary SkyAlign telescope alignment software and much more.So whether you are a seasoned astronomer looking for a portable scope with advanced features, or just ... More
Celestron NexStar 4SE Computerised Telescope
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The 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, the revolutionary SkyAlign telescope alignment software and much more.So 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 the 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 Computerised Telescope: Key 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
"The SkyX - First Light Edition" astronomy software with a 10,000 object database, printable sky maps and 75 enhanced images
The Celestron NexStar 4SE Video Tour
Computerised Mount Features:
Proven NexStar computer control technology
Nearly 40,000 object database with 200 user-definable objects and expanded information on over 200 objects
SkyAlign allows you to align on any three bright celestial objects, making for a fast and easy alignment process
Flash upgradeable hand control software and motor control units for downloading product updates over the Internet
Includes a camera control feature and shutter release cable that allows you to remotely take a series of exposures using your digital SLR camera
Custom database lists of all the most famous deep-sky objects by name and catalogue number; the most beautiful double, triple and quadruple stars; variable stars; solar system objects and asterisms
DC Servo motors with encoders on both axes
Double line, 16-character Liquid Crystal Display Hand Control with backlit LED buttons for easy operation of goto features
NexRemote telescope control software and RS-232 cable included for advanced control of your telescope via computer
GPS-compatible with optional SkySync GPS Accessory (93969)
OPTICAL DESIGN: Maksutov-Cassegrain
FOCAL LENGTH: 1325mm
FOCAL RATIO: 12.99
DOVETAIL COMPATIBILITY: Quick Release Tube Clamp
MOUNT: Single Fork Arm Altazimuth
OPTICAL TUBE: Aluminium
EYEPIECE 1: 25mm
MAGNIFICATION 1: 53x
STAR DIAGONAL: Internal Flip mirror for straight thru or 90 viewing angle
OTHER EQUIPMENT: Camera Shutter Cable
TRIPOD: Steel w/ built-in wedge
CD ROM: NexRemote V1.6.14 & The Sky L1
POWER SUPPLY: 8-AA batteries (not included)
HIGHEST USEFUL MAGNIFICATION: 240x
LOWEST USEFUL MAGNIFICATION: 14x
LIMITING STELLAR MAGNITUDE: 12.5
RESOLUTION: 1.36 arc seconds
RESOLVING POWER: 1.14 arc seconds
LIGHT GATHERING POWER: 212x
ANGULAR FIELD OF VIEW: 1 Degree
LINEAR FIELD OF VIEW (@1000 YDS): 16m
OPTICAL COATINGS: StarBright XLT
SECONDARY MIRROR OBSTRUCTION BY DIAMETER:34%
SECONDARY MIRROR OBSTRUCTION BY AREA: 12%
OPTICAL TUBE LENGTH: 342.9mm
TELESCOPE WEIGHT: 4.99kg
TRIPOD AND MOUNT WEIGHT: 4.54kg
MOTOR DRIVE: Integrated D.C. Electronics
COMPUTER HAND CONTROL: Double line, 16 character Liquid Crystal Display w/ 19 fibre optic backlit LED buttons
SLEW SPEEDS: Nine slew speeds: 4
NexStar Handsets can be prone to error messages due to voltage fluctuations from the use of rechargeable or low powered batteries. This can be rectified by "flashing" the handset (full details are given on Celestron’s website) and can be mitigated by using new lithium batteries or the use of Power tanks, such as the Sky-Watcher 7 or 17Ah Power tank.
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