Celestron 11065 Instruction Manual

CELESTRON CI-700 / CM-1100 / CM-1400INSTRUCTION MANUAL Models #91525 / #11055 / #11065

6 • Assembling Your CM-1100Setting Up the TripodThe tripod legs attach to a central column which together form the tripod towhich the equatori

Assembling Your CM-1100 • 7Before the equatorial mount head can be installed, the central column withthe electronics module must be attached t

8 • Assembling Your CM-1100After the tripod is set up, you are ready to attach the equatorial mount. Theequatorial mount is the platform to w

Assembling Your CM-1100 • 9To properly balance the telescope, the mount comes with a counterweight barand one counterweight (the CM-1400 comes

10 • Assembling Your CM-1100The telescope attaches to the mount via a dovetail slide bar which is mountedalong the bottom of the telescope. B

Assembling Your CM-1100 • 11The visual back is the accessory that allows you to attach all visual accesso-ries to the telescope. To attach th

12 • Assembling Your CM-1100The eyepiece, or ocular, is an optical element that magnifies the imagefocused by the telescope. The ocular(s) fi

Assembling Your CM-1100 • 13The CM-1100 telescope come with a 9x50 finderscope used to help you locateand center objects in the main field of

14 • Assembling Your CM-1100To aid in polar aligning the mount, your telescope comes standard with a PolarHousing Finder. It installs directl

Assembling Your CM-1100 • 15Once set up, you need to point your telescope at various portions of the sky toobserve different objects. To make

ii • Table of ContentsThe Celestron CM-1100/1400Copyright © 1998Celestron International2835 Columbia StreetTorrance, CA 90503(310) 328-9560N

16 • Assembling Your CM-1100In order for the clock drive to track accurately, the telescope’s axis of rotationmust be parallel to the Earth’s

Assembling Your CM-1100 • 17To eliminate undue stress on the mount, the telescope should be properlybalanced around the polar axis. Proper ba

18 • Assembling Your CM-1100Although the telescope does not track in declination, the telescope should alsobe balanced in this axis to prevent

Assembling Your CM-1100 • 19Because of the Celestron CM-1100's size and weight, you should ALWAYSALWAYSALWAYSALWAYSALWAYSremove the teles

20 • Assembling Your CM-1100Below is pertinent technical information on your Celestron CM-1100 telescope that youmay find useful.OPTICAL TUBE:

Assembling Your CM-1100 • 21TRIPOD:TRIPOD:TRIPOD:TRIPOD:TRIPOD:• All machined aluminum• Semi-pier Tripod Design• Fixed hieght Tripod with dual

22 • Telescope BasicsTELESCOPE BASICSOnce your telescope is fully assembled, you are ready for your first look. Thissection deals with some o

Telescope Basics • 23The Celestron CM-1100 focusing mechanism controls the primary mirror whichis mounted on a ring which slides back and fort

24 • Telescope BasicsYour Celestron CM-1100 can be used for both terrestrial and astronomicalphotography. Your Celestron CM-1100 has a fixed

Telescope Basics • 25With the telescope fully assembled and all the accessories attached, you areready for your first look. Your first look s

Table of Contents • iii▲▲▲▲▲ INTRODUCTION ...

26 • Telescope BasicsNighttime ObservingLooking at objects in the sky is quite different than looking at objects on Earth.For one, many object

Telescope Basics • 27You can change the power of your Celestron CM-1100 telescope just bychanging the eyepiece (ocular). To determine the mag

28 • Astronomy BasicsASTRONOMY BASICSThe following section deals with observational astronomy in general. It in-cludes information on the nig

Astronomy Basics • 29The daily motion of the Sun across the sky is familiar to even the most casualobserver. This daily trek is not the Sun m

30 • Astronomy BasicsIn order for the telescope to track the stars, you must meet two criteria. First,you need a drive motor that moves at th

Astronomy Basics • 31In each hemisphere, there is a point in the sky around which all the other starsappear to rotate. These points are calle

32 • Astronomy BasicsLatitude ScalesThe easiest way to polar align a telescope is with a latitude scale. Unlikeother methods that require you

Astronomy Basics • 33Pointing at PolarisThis method utilizes Polaris as a guidepost to the celestial pole. Since Polarisis less than a degree

34 • Astronomy BasicsThe Polar Axis FinderThe Polar Axis Finder is designed to minimize polar alignment time whilemaintaining maximum accuracy

Astronomy Basics • 35Declination DriftThis method of polar alignment allows you to get the most accurate alignmenton the celestial pole and is

iv • Table of Contents▲ ▲ ▲ ▲ ▲ USING THE DRIVE ...

36 • Astronomy BasicsBefore you can use the setting circles to find objects in the sky, you need toalign both the R.A. and DEC setting circles

Using the Drive • 37Figure 5-1 The CI-700 electronic console.Powering Up theDriveUSING THE DRIVEThe drive system uses a 5.625 diameter

38 • Using the DriveThis function allows you to select the speed at which the motor moves whencorrections are made via the hand controller. O

Using the Drive • 39RATEThe BC (Backlash Correction) function allows you to eliminate the backlash inthe DEC motor when changing directions (i

40 • Using the Drive12 V DC5. Press the “PEC” button once to activate the mode. The LED will flashonce a second for 5 seconds indicating you

Using the Drive • 41The Hand ControllerWhen using your Celestron CM-1100 in the southern hemisphere, there is aneed to reverse the motors. C

42 • Using the DriveR.A./DEC ReverseAs mentioned previously, the direction a particular button moves the mountvaries depending on the telescop

Celestial Observing • 43CELESTIAL OBSERVINGWith your telescope set up, you are ready to use it for observing. This sectioncovers visual obser

44 • Celestial ObservingAlthough overlooked by many amateur astronomers, solar observation is bothrewarding and fun. However, because the Sun

Celestial Observing • 45Deep-sky objects are simply those objects outside the boundaries of our solarsystem. They include star clusters, plan

Introduction • 1INTRODUCTIONWelcome to the Celestron world of amateur astronomy! For more than aquarter of a century, Celestron has provided

46 • Celestial ObservingStar HoppingAnother way to find deep-sky objects is by star hopping. Star hopping is doneby using bright stars to “gu

Celestial Observing • 47Star hopping may take some getting used to since you can see more starsthrough the finder than you can see with the na

48 • Celestial ObservingViewing conditions affect what you can see through your CM-1100 telescopeduring an observing session. Conditions incl

Celestial Observing • 49Type 2 seeing conditions do move as quickly as Type 1, though the image isquite blurry. Fine detail is lost and the c

50 • Celestial PhotographyCELESTIAL PHOTOGRAPHYAfter looking at the night sky for awhile you may want to try photographing it.Several forms of

Celestial Photography • 51Short exposure prime focus photography is the best way to begin recordingcelestial objects. It is done with the cam

52 • Celestial PhotographyThe exposure times listed here should be used as a starting point. Alwaysmake exposures that are longer and shorter

Celestial Photography • 53The easiest way to enter the realm of deep-sky, long exposure astrophotogra-phy is via the piggyback method. Piggyb

54 • Celestial PhotographyThe exposure time depends on the film being used. However, five minutes isusually a good starting point. With slow

Celestial Photography • 55This form of celestial photography is designed for objects with small angularsizes, primarily the Moon and planets.

2 • IntroductionThis manual is designed to instruct you in the proper use of your CelestronCM-1100 telescope. The instructions are for assemb

56 • Celestial PhotographyThe following table lists exposures for eyepiece projection with a 10mmeyepiece. All exposure times are listed in s

Celestial Photography • 57This is the last form of celestial photography to be attempted after others havebeen mastered. It is intended prima

58 • Celestial PhotographyWhen getting started, use fast films to record as much detail in the shortestpossible time. Here are proven recomme

Celestial Photography • 59Fastar Lens Assembly Option – Using your CM-1400 telescope at f/2.1 withoptional PixCel CCD CameraOnly the CM-1400

60 • Celestial PhotographyThe F/# stands for the ratio between the focal length and the diameter of thelight gathering element. A C14 optical

Celestial Photography • 61When imaging some objects like planetary nebula (for example M57, the RingNebula) and small galaxies (M104, the Somb

62 • Celestial Photography2314536897131214111015181617191092024212022191023Planetary or Lunar--f/20 is a great way to image the planets and fe

Telescope Maintenance • 63TELESCOPE MAINTENANCEWhile your CM-1100 telescope requires little maintenance, there are a fewthings to remember th

64 • Telescope Maintenancespheric distortion. Turn your telescope drive on so that you won’t have tomanually track the star. Or, if your are

Telescope Maintenance • 656 Once the star image is in the center of the field of view, check to see ifthe rings are concentric. If the centra

Introduction • 3DREN ARE PRESENT OR ADULTS WHO MAY NOT BE FAMILIAR WITHTHE CORRECT OPERATING PROCEDURES OF YOUR TELESCOPE.NEVER POINT YOUR TEL

66 • Optional AccessoriesOPTIONAL ACCESSORIESThe following is a partial list of optional accessories available for your CelestronCM-1100/1400. Y

Optional Accessories • 67prism arrangement that, in addition to producing correctly oriented images,allows you to look into the telescope at a

68 • Optional Accessoriesin the main telescope.Flashlight (#93592) - The LED flashlight uses a red LED to allow reading starmaps without ruining

Optional Accessories • 69prime focus long-exposure astrophotography. It makes guiding easier andexposures shorter.Sky Maps (#93722) - When le

70 • The Messier CatalogTHE MESSIER CATALOGThe Messier Catalog, compiled by Charles Messier, was the first extensive listing of star clusters

The Messier Catalog • 71M# NGC# Const. R.A. DEC Mag Type Proper NameH M S ° ‘M36 NGC 1960 Aur 5 36.3 34 08 6.0 Op. Cl.M37 NGC 2099 Aur 5 52.0

72 • The Messier CatalogM# NGC# Const. R.A. DEC Mag Type Proper NameH M S ° ‘M81 NGC 3031 UMa 9 55.8 69 04 6.8 Sp. Gx. Bodes NebulaM82 NGC 30

List of Bright Stars • 73LIST OF BRIGHT STARSThe following is a list of bright stars that can be used to align the R.A. setting circle. All c

FOR FURTHER READINGThe following is a list of astronomy books that will further enhance your understanding of the night sky. Thebooks are broken down

CELESTRON ONE YEAR WARRANTYA. Celestron International (CI) warrants this telescope to be free from defects in materials and workmanship for one year.

4 • Assembling Your CM-1100ASSEMBLING YOUR CM-1100This section covers the assembly instructions for your Celestron CM-1100telescope. The Cele

Celestron International2835 Columbia StreetTorrance, CA 90503Tel: 310-328-9560Fax: 310-212-5835Web site: http://www.celestron.comCopyright 1998 Celes

Assembling Your CM-1100 • 5Figure 2-11. Optical Tube2. Finderscope3. Star Diagonal4. Eyepiece5. Polar Axis Finderscope6. Drive Control E