Celestron CR-150 HD Bedienungsanleitung

The CR-150 HD6" RefractorModel #21017INSTRUCTION MANUAL

10 • The CR-150 HDWith the tripod set up, you are ready to attach the accessory tray to the tripod.There are three wing bolts that hold the ac

The CR-150 HD • 11The equatorial mount allows you to tilt the telescope’s axis of rotation so that youcan track the stars as they move across

12 • The CR-150 HDAttaching the R.A. Slow Motion KnobWith the mount securely in place, you are ready to attach some of the accessories(the tel

The CR-150 HD • 13Attaching the Declination Slow Motion KnobLike the R.A. slow motion knob, the DEC slow motion knob allows you to make finepo

14 • The CR-150 HDAttaching the Counterweight Bar and CounterweightsThe last item to be mounted before the telescope tube is the counterweight

The CR-150 HD • 15With the mount fully assembled, you are ready to attach the telescope to themount.The optical tube attaches to the mount usi

16 • The CR-150 HDTo eliminate undue stress on the mount, the telescope should be properly balancedaround the polar axis. In addition, proper

The CR-150 HD • 17The telescope should also be balanced on the declination axis to prevent anysudden motions when the DEC clamp is released. T

18 • The CR-150 HDFor the purpose of polar alignment, there are two directions in which the mountcan be adjusted; vertically, which is called

The CR-150 HD • 19The entire telescope and mount is light enough to pick up and carry outside for acasual observing session. If, however, you

ii • Table of ContentsTTTTTABLE OF CONTENTSABLE OF CONTENTSABLE OF CONTENTSABLE OF CONTENTSABLE OF CONTENTS▲▲▲▲▲ INTRODUCTION INTRODUCTION

20 • Telescope BasicsTELESCOPE BASICSTELESCOPE BASICSTELESCOPE BASICSTELESCOPE BASICSTELESCOPE BASICSOnce your telescope has been fully assemb

Telescope Basics • 21Eyepieces are commonly referred to by focal length and barrel diameter. The focallength of each eyepiece is printed on t

22 • Telescope BasicsTo focus your telescope, simply turn either of the focus knobs located under the focustube (see figure 4-1). Turn the fo

Telescope Basics • 23Figure 4-2Figure 4-2Figure 4-2Figure 4-2Figure 4-2The finder comes mounted in the finder bracket. To mount the finder to

24 • Telescope BasicsImage OrientationImage OrientationImage OrientationImage OrientationImage OrientationIt should be noted that the image or

Telescope Basics • 25Nighttime ObservingNighttime ObservingNighttime ObservingNighttime ObservingNighttime ObservingLooking at objects in the

26 • Telescope BasicsYou can change the power of your Celestron CR-150 HD telescope just by chang-ing the eyepiece (ocular). To determine the

Telescope Basics • 27Your Celestron telescope can be used for both terrestrial and astronomicalphotography. Your telescope has a fixed apertu

28 • Astronomy BasicsASTRASTRASTRASTRASTRONOMY BONOMY BONOMY BONOMY BONOMY BASICSASICSASICSASICSASICSThis section deals with observational ast

Astronomy Basics • 29Like the Sun, the stars also appear to move across the sky. This motion is causedby the Earth’s rotation. For observers

Table of Contents • iii▲ ▲ ▲ ▲ ▲ CELESTIAL OBSERVING CELESTIAL OBSERVING CELESTIAL OBSERVING CELESTIAL OBSERVING CELESTIAL OBSERVING...

30 • Astronomy BasicsFigure 5-3Figure 5-3Figure 5-3Figure 5-3Figure 5-3When the telescope’s axis of rotation is parallel to the Earth’s axis,

Astronomy Basics • 31For each hemisphere, there is a point in the sky around which all the otherstars appear to rotate. These points are call

32 • Astronomy BasicsLatitude ScalesLatitude ScalesLatitude ScalesLatitude ScalesLatitude ScalesThe easiest way to polar align a telescope is

Astronomy Basics • 33Pointing at PolarisPointing at PolarisPointing at PolarisPointing at PolarisPointing at PolarisThis method utilizes Polar

34 • Astronomy BasicsDeclination DriftDeclination DriftDeclination DriftDeclination DriftDeclination DriftThis method of polar alignment allow

Astronomy Basics • 35Polar Alignment FindersPolar Alignment FindersPolar Alignment FindersPolar Alignment FindersPolar Alignment FindersThere

36 • Celestial ObservingCELESTIAL OBSERVINGWith your telescope set up, you are ready to use it for celestial observing.This section covers vis

Celestial Observing • 37Although overlooked by many amateur astronomers, solar observation is bothrewarding and fun. However, because the Sun

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

Celestial Observing • 39Star HoppingStar HoppingStar HoppingStar HoppingStar HoppingYou can use your setting circles to find these objects (as

4 • IntroductionINTRODUCTIONINTRODUCTIONINTRODUCTIONINTRODUCTIONINTRODUCTIONWelcome to the Celestron world of amateur astronomy! For more tha

40 • Celestial ObservingStar hopping may take some getting used to since you can see more stars throughthe finder than you can see with the na

Celestial Observing • 41Viewing conditions affect what you can see through your CR-150 HD telescopeduring an observing session. Conditions in

42 • Celestial ObservingOnce adjusted to the outdoor temperature, don’t touch the telescope tube with yourhands. When pointing the telescope,

Celestial Photography • 43CELESTIAL PHOTOGRAPHYCELESTIAL PHOTOGRAPHYCELESTIAL PHOTOGRAPHYCELESTIAL PHOTOGRAPHYCELESTIAL PHOTOGRAPHYAfter looki

44 • Celestial PhotographyShort exposure prime focus photography is the best way to begin recordingcelestial objects. It is done with the cam

Celestial Photography • 45The exposure times listed here should be used as a starting point. Always makeexposures that are longer and shorter

46 • Celestial PhotographyThe easiest way to enter the realm of deep-sky, long exposure astrophotography isvia the piggyback method. Piggybac

Celestial Photography • 47The exposure time depends on the film being used. However, five minutes is usuallya good starting point. With slow

48 • Celestial PhotographyThis form of celestial photography is designed for objects with small angular sizes,primarily the planets and indivi

Telescope Maintenance • 49TELESCOPE MAINTENANCETELESCOPE MAINTENANCETELESCOPE MAINTENANCETELESCOPE MAINTENANCETELESCOPE MAINTENANCERefractors

Introduction • 5This manual is designed to instruct you in the proper use of your Celestronrefracting telescope. This includes assembly, init

50 • Optional AccessoriesOPTIONAL ACCESSORIESThe following is a partial list of optional accessories available for your CelestronCR-150 HD.CD-

Optional Accessories • 51• Lanthanum Eyepieces (LV Series) - Lanthanum is a unique rare earthglass used in one of the field lenses of this new

52 • Optional AccessoriesMotor Drive System - #93518By adding the MDCG-5 Drive System to your mount, you add the capacity toautomatically tra

The Messier Catalog • 53THE MESSIER CATALOGTHE MESSIER CATALOGTHE MESSIER CATALOGTHE MESSIER CATALOGTHE MESSIER CATALOGThe Messier Catalog, co

54 • The Messier CatalogM#M#M#M#M#NGC#NGC#NGC#NGC#NGC#Const.Const.Const.Const.Const.R.A.R.A.R.A.R.A.R.A.DECDECDECDECDECMagMagMagMagMagTypeType

The Messier Catalog • 55M#M#M#M#M#NGC#NGC#NGC#NGC#NGC#Const.Const.Const.Const.Const.R.A.R.A.R.A.R.A.R.A.DECDECDECDECDECMagMagMagMagMagTypeType

56 • List of Bright StarsLIST 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.

Celestron International2835 Columbia StreetTorrance, CA 90503Tel: 310-328-9560Fax: 310-212-5835Web site: www.celestron.comCopyright 1999 Celestron Int

6 • IntroductionDeveloped in the early 1600s, the refractor is the oldest telescope design. Itderives its name from the method it uses to foc

The CR-150 HD • 7ASSEMBLING ASSEMBLING ASSEMBLING ASSEMBLING ASSEMBLING YYYYYOUR OUR OUR OUR OUR C R - 1 5 0 H DC R - 1 5 0 H DC R - 1 5 0

8 • The CR-150 HD 1. Lens Cap (not shown) 9. Leg Extension Clamp 2. Dovetail Slidebar 10. Latitude Adjustment Screw 3. Declination Lock 11. Fo

The CR-150 HD • 9The tripod comes fully assembled with the metal plate, called the tripod head, thatholds the legs together at the top. In ad