Celestron 8i manual NexStar Ready

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NexStar Ready

MENU

ALIGNMENT

LIST

TRACKING

MODE

ALT-AZ

EQ NORTH

EQ SOUTH

OFF

RATE

SIDEREAL

SOLAR

LUNAR

VIEW TIME-SITE

SCOPE SETUP

SETUP TIME-SITE ANTI-BACKLASH SLEW LIMITS FILTER LIMITS DIRECTION BUTTONS GOTO APPROACH AUTOGUIDE RATE CORDWRAP

UTILITIES

GPS ON/OFF*

WEDGE ALIGN LIGHT CONTROL FACTORY SETTING VERSION

GET ALT-AZ

GOTO ALT-AZ

HIBERNATE

USER OBJECTS

GOTO SKY OBJ

SAVE SKY OBJ

ENTER RA & DEC

SAVE LAND OBJ

GOTO LAND OBJ

GET RA-DEC

GOTO RA-DEC

AUTO TWO-STAR ALIGN

ENTER TIME DST/STANDARD TIME TIME ZONE

ENTER DATE- MM/DD/YY ENTER LONGITUDE WEST/EAST

ENTER LATITUDE NORTH/SOUTH

SELECT STAR 1

Center Alignment Star 1 Center Alignment Star 2

TWO-STAR ALIGNMENT

ENTER TIME

DST/STANDARD TIME

TIME ZONE

ENTER DATE- MM/DD/YY

ENTER LONGITUDE

WEST/EAST

ENTER LATITUDE

NORTH/SOUTH

SELECT STAR 1

CENTER STAR 1

SELECT STAR 2

CENTER STAR 2

EQ ALIGNMENT

FIND INDEX AND MERIDIAN

EQ AUTOALIGN

EQ TWO-STAR ALIGN

NAMED STAR NAMED OBJECT ASTERISM TOUR VARIABLE STAR DOUBLE STAR CCD OBJECTS ABELL

IC CATALOG

CALDWELL

MESSIER NGC SAO

SOLAR SYSTEM

NexStar Menu Tree:

The following figure is a menu tree showing the sub-menus associated with the

primary command functions

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Contents Page Hand Control Operation Alignment Procedures Care and Cleaning of the Optics Collimation Page NexStar 8i SE StarPointer Finderscope Eyepiece Diagonal Visual Back Appendix C Longitude Latitude Mounting the Telescope to the Tripod Assembling the NexStarStar Diagonal Powering the NexStarHand Control Star Pointer Finderscope Star Pointer InstallationEyepiece Star Pointer Operation NexStar Computerized Hand Control Double Stars Hand Control OperationAuto Two-Star Align Alignment ProceduresTwo Star Alignment Selecting an Object Object CatalogEQ North / EQ South Alignment NexStar Re-AlignmentSlewing to an Object Tour ModeFinding Planets Rate Button Setup ProceduresDirection Buttons Page Menu Scope Setup FeaturesUtility Features Helpful Hint NexStar Ready Image Orientation Determining Field of View FocusingCalculating Magnification General Observing Hints Celestial Coordinate System Motion of the Stars Wedge Align Polar Alignment with optional WedgeFinding the North Celestial Pole Lunar Observing Hints Observing the MoonObserving the Planets Observing the SunSky Illumination Observing Deep Sky ObjectsSeeing Conditions TransparencyPage Short Exposure Prime Focus Photography Full Eyepiece ProjectionPlanet ISO Moon Mercury Venus Mars Jupiter Saturn Long Exposure Prime Focus PhotographyPage Reducing Vibration Terrestrial PhotographyCCD Imaging MeteringCollimation Care and Cleaning of the OpticsCollimated telescope Should appear Symmetrical with Page Adapter, Car Battery #18769 Page Page Appendix a Technical Specifications Page Appendix B Glossary of Terms Trillion km 5.87 X 1 trillion mi Right Ascension RA Appendix C Longitudes Latitudes Georgia Minnesota Rhode Island Canada Communication Protocol Appendix D RS-232 ConnectionAppendix E Maps of Time Zones Page Page Page Page Page Page Page Celestron TWO Year Warranty

8i specifications

The Celestron 8i is a highly regarded telescope that has made a significant impact in the world of amateur astronomy, renowned for its performance, advanced features, and user-friendly design. Part of Celestron's Advanced Series, the 8i model boasts an impressive 8-inch Schmidt-Cassegrain optical system, which combines the advantages of a large aperture with a compact design. This allows enthusiasts to explore celestial objects with greater clarity, providing bright, sharp images of planets, star clusters, and nebulae.

One of the standout features of the Celestron 8i is its Fast Star capability, which allows for rapid imaging of celestial objects. Coupled with its advanced StarBright XLT coatings, this system enhances light transmission and increases contrast, resulting in a more vivid and detailed observation experience. This combination makes it an ideal choice for both novice and experienced astronomers who seek high-quality visuals of deep-sky objects.

The telescope's computer-controlled GoTo mount simplifies the process of locating and tracking celestial objects. With the push of a button, users can easily access a database containing over 40,000 astronomical objects, allowing for an effortless stargazing experience. The Celestron 8i also features an intuitive hand controller that enables users to customize their observations and seamlessly navigate the night sky.

The Celestron 8i is designed for portability, despite its robust optical performance. Weighing in at around 45 pounds, it is relatively easy to transport to different observing locations. The telescope's sturdy construction ensures stability while providing ease of setup, facilitating a hassle-free stargazing experience.

In terms of accessories, the 8i comes equipped with a 25mm eyepiece, offering a moderate magnification that is perfect for a variety of targets. Additionally, users can expand their observing capabilities with optional eyepieces, filters, and focal reducers, catering to both visual and astrophotography pursuits.

Overall, the Celestron 8i stands out as a versatile and powerful telescope that meets the needs of amateur astronomers at various skill levels. With its advanced features, superior optics, and impressive usability, the 8i offers a unique and rewarding experience under the night sky. Whether for planetary observation or deep-sky exploration, the Celestron 8i remains a top choice for astronomy enthusiasts.