Carson Optical Telescope RP-400 User manual

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Telescopes
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User manual

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Carson Optical Telescope RP-400 is a versatile astronomical telescope for amateur astronomers. With its easy-to-use design and high-performance optics, it's suitable for exploring wonders of the night sky. It features an adjustable tripod, an equatorial mount with slow-motion controls for precise tracking, and a counterweight for balancing the telescope. The included 20mm and 10mm eyepieces provide different magnifications, allowing you to observe a wide range of celestial objects, from planets and moons to galaxies and nebulae.

Carson Optical Telescope RP-400 is a versatile astronomical telescope for amateur astronomers. With its easy-to-use design and high-performance optics, it's suitable for exploring wonders of the night sky. It features an adjustable tripod, an equatorial mount with slow-motion controls for precise tracking, and a counterweight for balancing the telescope. The included 20mm and 10mm eyepieces provide different magnifications, allowing you to observe a wide range of celestial objects, from planets and moons to galaxies and nebulae.

50668 005737 1
©2007 CARSON OPTICAL
HAUPPAUGE NY 11788
www.carson-optical.com
MADE IN CHINA
©2009 CARSON OPTICAL
HAUPPAUGE NY 11788
www.carsonoptical.com
MADE IN CHINA
©2009 CARSON OPTICAL
HAUPPAUGE NY 11788
www.carsonoptical.com
MADE IN TAIWAN
©2010 CARSON OPTICAL
HAUPPAUGE NY 11788
www.carsonoptical.com
MADE IN TAIWAN
©2010 CARSON OPTICAL
HAUPPAUGE NY 11788
www.carsonoptical.com
MADE IN CHINA
©2011 CARSON OPTICAL
HAUPPAUGE NY 11788
www.carsonoptical.com
MADE IN CHINA
Carson Optical
35 Gilpin Avenue
Hauppauge, NY 11788-4723
Phone: 631-963-5000
Fax: 631-427-6749
For information, call toll-free: 1-800-967-8427
[email protected] / [email protected] / www.carsonoptical.com
RP-400 TELESCOPE
Instruction Manual
Box Contents
Figures 1-7 / Figure Key
Telescope Assembly
•SettingupYourTripod
•AttachingtheEquatorialMount
•AttachingtheCounterweight
•AttachingtheSlowMotionCables
•AttachingtheTelescopeTubetotheMount
•AttachingtheFinderScope
•AttachingtheEyepieces
Balancing the Telescope
•BalancingtheMountinR.A.
•BalancingtheMountinDec.
•AligningtheFinderScope
Calculating Power
UnderstandingCelestialMovement
ABriefOverviewofCelestialCoordinates
Polar Alignment
Using the Telescope
•ImageOrientation
•UsingSettingCircles
CareandMaintenanceofYourTelescope
•Cleaning
Specications
Warnings
CustomerService
WarrantyInformation
Congratulations on your purchase of a Carson RP-400 Red Planet Series
TM
telescope.Thistelescopefeaturesaneasy-to-usedesignandhighperfor-
mance optics that are perfect for amateur astronomers looking to explore the
wondersofouterspace.Pleasereadthismanualcarefullytoensurethatyou
assembleanduseyourtelescopecorrectly.Whenusedproperly,yourRed
Planet
TM
telescopeshouldprovideyearsofexcitingobservationsoftheuni-
verse.PleasenotethatthisRefractortelescopewasdesignedforastronomi-
calviewingandisnotrecommendedforterrestrialuse.
IMPORTANT: DO NOT USE YOUR RED PLANET
TM
TELESCOPE
TO LOOK AT OR NEAR THE SUN! DOING SO WILL CAUSE
INSTANT AND PERMANENT EYE DAMAGE.
Each box contains the following:
•CompleteOpticalTubeAssembly.
•EquatorialMount.
•Heavy-DutyAluminumTripod.
•10mmPlosslEyepiece(1.25”O.D.).
•20mmPlosslEyepiece(1.25”O.D.).
•90°CornerLens
•CradleRingwithLockKnobs.
•6x30mmFinderScope.
•CounterweightBarwithCounterweight.
•FlexibleCableControlsforBothAxes.
Pleaseunpackyourtelescopecarefullyandmakesurethatallaccessoriesare
includedinthebox.
3
4-8
9-10
11-12
12
13
13-14
14
15-16
17
18
18
18
18-19
3
Table of Contents:
Fig.1 Fig.3
Fig.2
54
Fig.4
Fig.6
Fig.5
Fig.7
76
Key to Figures 1-7:
1. ObjectiveLens
2. LensShade
3. Optical Tube Assembly
4. CradleRing
5. 6x30mmFinderScope
6. Focus Knobs
7. EquatorialMount
8. R.A.FlexibleCable
9. Counter Weight Bar
10. EquatorialMountBase
11. TripodLegs
12. Counter Weight
13. CounterWeightLockingScrew
14. Eyepiece
15. 90°CornerLens
16. OpticalTubeSaddlePlate
17. Dec.FlexibleCable
18. LatitudeTurnScrews
19. SaddlePlateLockKnob
20. Dec.SettingCircle
21. R.A.SettingCircle
22. R.A.LockKnob
23. LatitudeDial
24. Dec.LockKnob
25. EquatorialMountLockingScrew
26. FinderScopeBracketThumbScrews
27. FinderScopeFocusKnob
28. FinderScopeBracket
29. FinderScopeBracketMountingBolts
30. FocuserDrawTube
31. EyepieceHolderThumbScrew
32. 90°CornerLensThumbScrew
33. CradleRingLockKnob
34. Accessory Tray
35. EyepieceHolderSlots
36. TripodBraces
37. TripodLegExtensionLockKnob
AssemblyofyourRedPlanetTelescope:
Setting Up Your Tripod:
Thealuminumtripodcomesalmostentirelypreassembledandready-to-use.
Removethetripodfromtheboxandpullapartthelegs.Gentlypushdown
thetripodbraces(Fig.7-36)untiltheyareinthelowestposition.Youcan
thenextendthelegstothedesiredheightbylooseningtheslidinglegexten-
sionlockknob(Fig.7-37),slidingthelegdownthedesiredamountandthen
tighteningtheextensionlockknobuntilsecure.Repeattheprocesswitheach
legtryingtokeepthetripodaslevelaspossiblewiththeground.Youcan
thenattachtheaccessorytray(Fig.7-34)tothetripodbyliningupthethread-
edbottomoftheaccessorytraywiththeholeinthemiddleofthethreetripod
bracesandtwistinguntiltight.Thistrayisdesignedwitheyepieceholder
slots(Fig.7-35)toholdspareeyepieceswhennotinuse.
Attaching the Equatorial Mount:
Removetheequatorialmount(Fig.1-7)fromtheboxandtwistintotheposi-
tionshowninFig.3.Placethebottomofthemount(Fig.1-10)intothehole
inthetopofthetripodheadandsecurewiththemountlockingscrew(Fig.
3-25).Pleasebecarefultomakesurethatthemountissecurelyattachedto
thetripod.
Attaching the Counterweight:
Attachthethreadedendofthecounterweightbar(Fig.1-9)intothethreaded
holeintheequatorialmount(Fig.1-7).Removethesafetyscrewandwasher
fromtheendofthecounterweightbarandsetasideforamoment.Slidethe
counterweight(Fig.1-12)ontothebarandtightendownusingthescrewon
thesideofthecounterweight(Fig.1-13).Becarefulnottodropthecoun-
terweight.Itisquiteheavyandcouldharmyouordamageyouroorif
dropped.Donotworryaboutthepositionofthecounterweightjustyet.We
willpositionitproperlylater.Replacethesafetyscrewandwasherattheend
of the counterweight bar.
Attaching the Slow Motion Cables:
Locatethetwoslowmotioncables(Fig.2-8,17).Loosenthescrewattheend
ofeachcablesothatitdoesnotprotrudethroughthehole.Slideonecable
ontotheleftsideoftheR.A.shaft(Fig.1-8)(locatednearthebottomofthe
mount)andtightendownwiththelockingscrew.Slidetheremainingcable
ontotheDec.shaft(Fig.2-17)(locatednearthetopofthemount)andtighten
downwiththelockingscrew.Theseslowmotioncableswillallowyouto
makenepointingadjustmentstothetelescopeinbothR.A.anddeclination.
Thiswillbediscussedinmoredetaillater.
98
Attaching the Telescope Tube to the Mount:
Removethecradlering(Fig.1-4)fromthebox.Thetopoftheequatorial
mountiscalledtheopticaltubesaddleplate(Fig.2-16).Loosenthesaddle
platelock(Fig.3-19)andslidethecradleringintothesaddleplateuntilthe
stopperonthebottomofthecradleringassemblyrestsagainstthefrontof
thesaddleplate.Makesurethatthecradleringlockknob(Fig.6-33)ison
therightsideofthemount.Tightenthesaddleplatelocktosecurethecradle
ring in place.
Unscrewthecradleringlockknob(Fig.6-33)andopenthecradlering.
Carefullyremovetheopticaltubeassembly(Fig.1-3)fromthebox.Gently
resttheopticaltubeintothecradleringwiththeeyepiece(Fig.2-14)towards
theback.Thecradleringshouldberoughlyinthecenterofthetube.We
willbalancethislater.Closethecradleringaroundthetelescopeandsecure
bytighteningthecradleringlockknob(Fig.6-33).
Attaching the Finder Scope:
Therearetwonderscopebracketmountingbolts(Fig.4-29)locatedatthe
endoftheopticaltubeneartheeyepieceassembly.Removethenutsandset
aside.Placethenderscopebracket(Fig.4-28)ontothemountingboltsand
replacethenuts,tighteningdownthebracketsecurelytotheopticaltube.
MakesurethebracketisfacingforwardasshowninFig.4.Slidethender
scope(Fig.1-5)intothebracketfacingforward.
Attaching the Eyepieces:
Insertthe90°cornerlens(Fig.5-15)intothefocuserdrawtube(Fig.5-30)
andsecureintoplacebytighteningthecornerlensthumbscrew(Fig.5-32).
InsertthePlossl20mmeyepiece(Fig.5-14)intothecornerlens(Fig.5-15)
andtightendownusingtheeyepieceholderthumbscrew(Fig.5-31).
YouhavenowcompletedtheassemblyofyourRedPlanet
TM
telescope.
Wewillnowneedtomakethenecessaryadjustmentsinordertouseyour
telescope properly.
Balancing the Telescope:
Balancing the Mount in R.A.:
Toreducestressonthemount,thetelescopeshouldbebalancedonthepolar
axis(SeeFig.2).Instructionsonhowtodosoareasfollows:
•LoosentheR.A.lockknob(Fig.3-22)andpositionthetelescopeoff
toonesideofthemount(youmayneedtoremovetheR.A.slowmo-
tioncable(Fig.1-8)temporarily).Thecounterweightbar(Fig.1-9)
shouldbeparalleltotheground.
•Releasethetelescopegraduallyandseewhichsideitfallstowards.
Toavoidaccidentaldamage,donotletgoofthetelescopecomplete-
ly.
•Loosenthecounterweightlockknob(Fig.1-13)andpositionthe
weightsothatthetelescopeandcounterweightremainstationary
(paralleltotheoor)ontheirown.
•Tightenthecounterweightintoplace.
Balancing the Mount in Dec.:
TopreventsuddenmovementwhentheDec.lock(Fig.3-24)isloosened,the
telescopemustbebalancedonthedeclinationaxis(SeeFig.2).Instructions
onhowtodosoareasfollows:
•LoosentheR.A.lockknob(Fig.3-22)andpositionthetelescopeoff
toonesideofthemount(youmayneedtoremovetheR.A.slowmo-
tioncable(Fig.1-8)temporarily).Thecounterweightbar(Fig.1-9)
shouldbeparalleltotheground.
•TightentheR.A.lockknob(Fig.3-22)toholdthetelescopeinplace.
•LoosentheDec.lockknob(Fig.3-24)androtatethetelescopeuntil
thetubeisparallelwiththeground.
•Releasethetelescopegraduallyandseewhichwayitwillrotate.To
avoidaccidentaldamage,donotletgoofthetelescopecompletely.
•Loosenthecradleringlockknob(Fig.6-33)andslidetheoptical
tubeforwardorbackwardasneededuntilitremainsstationaryand
paralleltothegroundonitsown.
•Tightenthecradleringsecurelyaroundtheopticaltube.
•LoosentheR.A.lockknob,returnthetelescopetoitsuprightposi-
tionandretighten.
1110
Aligning the Finder Scope:
Thelowpowerandwideeldofviewprovidedbythe6x30mmnderscope
(Fig.1-5)providesaquickandeasywaytosightanobjectpriortolooking
throughthehigh-powertelescope.Thenderscopemustrstbeproperly
alignedwiththetelescopeinordertoworkproperly.Thisalignmentisbest
performedduringthedaylight.Followthestepsbelowtoalignyournder
scope properly:
•PlacethePlossl20mmeyepiece(Fig.2-14)intothecornerlens(Fig.
2-15)ofthetelescope.
•LoosenboththeR.A.lockknob(Fig.3-22)andtheDec.lockknob
(Fig.3-24)sothatthetelescopeswingsfreelyalongbothaxes.
•Pointthemaintelescopeataspeciclandobject200yardsormore
away.LockdowntheR.A.andDec.axes.Turntheslowmotion
cables(Fig.2–8,17)untiltheobjectiscenteredinthetelescopeeld.
•Nowlookthroughthenderscope(Fig.1-5)andloosenortighten
thenderscopebracketscrews(Fig.4-26)untilthecrosshairsare
centeredonthesameobject.Focusbyturningthenderscopefo-
cusknob(Fig.4-27)untiltheimageinthenderscopeissharpand
clear.
•Checkthealignmentatnighttimebyrepeatingthisprocesswitha
brightstarorthemoon.Makeanynecessaryadjustments.
Nowthatyournderscopeisproperlyaligned,anyobjectcenteredinyour
nderscopeshouldalsobecenteredinyourtelescope.
Calculating Power:
Themagnicationofatelescopedependsonboththefocallengthofyour
telescope as well as the eyepiece you use. There is a simple formula you can
usetodeterminethemagnicationyouareusingatanygiventime.Simply
dividethefocallengthofthetelescopebythefocallengthoftheeyepiece.
For example, if you are using the 20mm eyepiece with your TP-400 telescope
thepowerwouldbe:
Power = 1000mm / 20mm = 50x
Usinganeyepiecewithasmallerfocallengthwillincreasethemagnication
ofyourtelescope.Itisalwaysbesttostartatthelowestmagnicationcon-
guration.Thewidereldofviewmakesiteasiertospotfarawayobjects.
Onceanobjectiscenteredinyoureldofviewyoucanswitchtothehigher
powercongurations.
UnderstandingCelestialMovement:
Inordertogetthemostenjoymentoutofyourtelescopeitisnecessaryto
knowthebasicsofhowcelestialobjectsmoveacrossthesky.Duetothero-
tationoftheearth,celestialobjectsappeartomovefromEasttoWestacross
thesky,muchliketheSun.Youwillnoticethismovementasanobjectin
yourtelescopeeldofviewwillslowlymoveacrosstheeldandoutof
view.Continuousadjustmentisneededtokeepanobjectintheeldofview.
Thiswillbeexplainedinmoredetaillater.
Manypeoplechooseto“star-hop”whenusingatelescope,aquickandrela-
tivelyeasywaytostart.Thisisamethodofusingeasilyidentiablestars
andconstellationstoserveasreferencepointstondotherobjectsinthesky.
Amoreadvancedandprecisemethodoflocatingspeciccelestialobjectsis
byusingsettingcircles(Fig.3-20,21)locatedonyourequatorialmount(Fig.
1-7)tondthecelestialcoordinatesofthatparticularobject.
ABriefOverviewofCelestialCoordinates:
Astronomersuseasystemof“celestialcoordinates”similartotheEarth’s
latitudeandlongitudesystemtohelplocateobjectsinthesky.Allcelestial
objectsaremappedona“celestialsphere”,animaginarysphereofarbitrary
sizeconcentricwiththeEarth.IfyouextendtheEarth’srotationalaxisto
innity,bothNorthandSouth,thepointsatwhichthisaxisintersectsthe
celestialsphereareknownastheNorthCelestialPoleandtheSouthCelestial
Pole.IfyouprojecttheEarth’sequatoroutwardtothecelestialspherethis
wouldbeknownasthe“CelestialEquator”.
Theequivalenttolatitudelinesonthecelestialsphereareknownaslinesof
“Declination”,or“Dec.”forshort.Theselinesaremeasuredindegrees,min-
utesandseconds.Declinationreadingsnorthofthecelestialequatorcarrya
“+”sign,whilereadingssouthofthecelestialequatorcarrya“-“sign.Ob-
jectslocatedonthecelestialequatorhavea0°0’0”Declination.TheNorth
CelestialPolehasa+90°0’0”DeclinationwhiletheSouthCelestialPolehas
a-90°0’0”Declination.ThestarPolarisislocatedveryneartheNorthCeles-
tialPoleandhasa+89.2°Declination.
Theequivalenttolongitudelinesonthecelestialsphereareknownaslinesof
“RightAscension”or“R.A.”forshort.Theselinesaremeasuredinhours,minutes
andsecondsstartingatthe“zero”lineofR.A.whichpassesthroughtheconstella-
tionPegasus.Thereare24primarylinesofR.A.locatedat15°intervalsalongthe
celestialequator.RightAscensioncoordinatesrangefrom0hr0min0secto(but
notincluding)24hr0min0sec.
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EverycelestialobjecthasacorrespondingR.A.andDec.coordinate.Given
thepropercoordinates,youcanusethesettingcirclesonyourtelescope
mounttolocateanycelestialobject.Thecoordinatescanonlybeusedifthe
telescopeisrstalignedwiththeNorth(orSouth)CelestialPole.
Polar Alignment:
Ifthetelescopeisaccuratelyalignedwiththecelestialpole,verylittledec-
linationadjustmentwillbenecessarytotrackacelestialobject.Mostofthe
trackingcanbedoneusingtheRightAscensioncable(Fig.1-8).
To line up your telescope with the pole:
•Makesuretheequatorialmountislockedinthe“home”position,
meaningthattheopticaltubeassemblyisparalleltothecorrespond-
ingportionofthemountbelowitandthatthedeclinationaxisis
straightupanddownwiththecounterweight(Fig.2-12)init’slow-
estposition.Forreference,theequatorialmountinFig.2isinthe
home position.
•Loosentheequatorialmountlockingscrew(Fig.3-25)sothatthe
entiretelescope(withmount)rotatesfreelyonthetripod.
•Rotatetheentiretelescopeuntilthepolaraxis(SeeFig.2)pointsdue
North.IfyouarenotsurewhichdirectionisNorth,locatePolaris
andpointthepolaraxistowardsit.Polarisislessthanonedegree
awayfromtheCelestialNorthPoleandisaccurateenoughforpolar
alignment.
•Ifneeded,levelthemountbyadjustingthetripodlegsaccordingly.
•Determinethelatitudeoftheareayouarein.Usethelatitudeturn
screws(Fig.3-18)totiltthetelescopeuntilthepointerindicatesthe
correctlatitudeontheLatitudeDial(Fig.3-23).
•Thennetunethelatitudeturnscrews(Fig.3-18)untilPolarisap-
pearsinthecenterofyourtelescopeeldofview.
•DonotmovethetelescopeinR.A.orDec.whilepolaraligning.
Theseadjustmentsshouldremainlocked.
•IfyouliveintheSouthernHemisphere,youshouldfollowthese
stepsbutpointthepolaraxisdueSouthandlocateSigmaOctantis
insteadofPolaris.
Yourtelescopeisnowpolaralignedfortheareayouareusingit.Youwill
needonlytopointthetelescopeNorth(orSouthintheSouthernHemisphere)
whenusingitfromnowon.Youwillonlyneedtorepeatthepolaralignment
ifyoumovetoadifferentlocationandyourlatitudehaschanged.
Using the Telescope:
Onceyouhaveproperlyassembled,balancedandalignedyourtelescopeyou
arenallyreadytostartusingit.
•Tolocateanobjectusingthetelescope,rstloosentheR.A.lock
(Fig.3-22)andDec.lock(Fig.3-24)allowingthetelescopetorotate
alongbothaxes.Lookthroughthenderscope(Fig.1-5)tosight
theobjectyouarelookingforandcenteritinthenderscopecross-
hairs.Youmayneedtofocusthenderscopebyturningthender
scopefocusknob(Fig.4-27).Thenre-tightentheR.A.andDec.
locks.
•Itisbesttousethelowestpowereyepiece(thePlossl20mmeye-
piece)atrst.Thisallowsforawidereldofviewmakingiteasier
tolocateobjects.Oncetheobjectiscenteredintheeldofviewyou
canswitchtheeyepiecetohighermagnications.
•Oncetheobjectiscenteredintheeldofview,turnthefocusknobs
(Fig.1-6)untiltheimageisclearandsharp.
•Youwillnoticethattheobjectyouareviewingwillslowlymove
acrosstheeldofview(causedbytherotationoftheEarth).You
willneedtoturntheR.A.exiblecable(Fig.1-8)tokeeptheobject
centered.
Image Orientation:
Whenlookingthroughthetelescopewiththe90°cornerlensinstalledyou
willnoticethattheimageyouseeisreversedfromlefttoright.Thisisnor-
mal for refractor telescopes.
1514
Using Setting Circles:
Thesettingcircles(Fig.3-20,21)onyourequatorialmountcanbeusedtolocate
hardtondcelestialobjects.Followtheinstructionsbelowtousethesetting
circles effectively:
•Makesureyourtelescopeisassembledproperlyandpolaraligned.
•Lookupthecelestialcoordinatesofaneasytospotobjectlocatednearbyto
theobjectyouseekonastarchartoratlas(notincluded).
•Centerthiseasytospotobjectintheeldofviewofyourtelescope.
•RotatetheR.A.settingcircle(Fig.3-21)onyourtelescope’smountbyhand
untilthepropercoordinatelinesupwiththeR.A.indicator.Youwillnotice
thattheR.A.settingcirclehastwosetsofnumbers.Thetopnumbersarefor
theNorthernhemisphere.ThebottomnumbersarefortheSouthernhemi-
sphere.Oncecompleteyoursettingcirclesarenowcalibrated.Youarenow
readytolocatethehardtondobject.
•LoosentheDec.lock(Fig.3-24)andmovethetelescopeinDeclination
untiltheindicatorpointstothecorrectcoordinate.Re-tightentheDec.
Lockwhennished.
•LoosentheR.A.lock(Fig.3-22)andmovethetelescopeinR.A.until
theindicatorpointstothecorrectcoordinate.Re-tightentheR.A.lock
whennished.
•Lookthroughthenderscope(Fig.1-5)toseeifyouhavelocatedtheobject
youarelookingforandcentertheobjectinthecrosshairsofthenderscope.
•Lookthroughthetelescopeeyepiece(Fig.2-14)andtheobjectyouare
searchingforshouldbecenteredintheeldofview.
•Thisprocessmustberepeatedeverytimeyousetupyourtelescope.
Therearemanyconditionsthatmayaffectyourabilitytofocusorobservecelestial
objects clearly.
•Brightlylitareas(lightpollution)willmakeitdifculttoseefaintobjects
inthesky.Itwillalsomakeitdifcultforyoureyestoadjusttothedark.
Youshouldtryandndadarkareaandallowyoureyestoadjusttothedark
beforemakingobservations.Usingaredlteredashlighttoviewcharts
andyourtelescopecomponentsisrecommendedtopreserveyournightsight.
Thebestviewingconditionsarewhentheskyisinkyblack.
•Hazyskies,pollution,cloudsandmoisturecanallaffecttheclarityofyour
viewing image.
•Avoidtouchingtheeyepieceoropticaltubewhilelookingthroughthetele-
scope.Thevibrationscausedbythiscontactwillcausetheobjectyouare
lookingattomove.Youshouldalsomakesurethatthesurfaceyouplace
yourtelescopeondoesnotvibrateormoveasthiswillalsocauseyourview-
ing object to move.
•Youshouldavoidsettingupyourtelescopeinsidearoomlookingthroughan
openwindow.Thedifferenceinairtemperaturesmayresultinablurryimage.
•Viewingthroughaclosedwindowmightalsoresultinadistortedimagedue
tothevaryingdensitiesofwindowglass.
•Avoidviewingobjectsthatarelowonthehorizon.Objectsthatarehigher
up in the sky will appear much sharper.
•Suddenchangesintemperaturemaycausecondensationtoappearontheop-
ticalcomponentsofthetelescope.Itisbesttosetupyourtelescopeaheadof
timeandthenwaitwhilethetelescopeadjuststothenewtemperaturebefore
using it.
CareandMaintenanceofYourTelescope:
Cleaning:
•Alwaysreplacedustcoversandlenscapswhennotinuse.Thiswill
minimizetheamountofdustanddebristhatgetsintoyourtelescope.
•Cleaningshouldbeperformedonlyifabsolutelynecessary.Ifdust
hasbuiltupontheopticsuseasoftcamel’shairbrushorpressurized
air to gently remove it.
•Toremovedirt,greaseorngerprints,cleanwithasoftcottoncloth
rubbing in a circular motion. Use of a coarse cloth or unnecessary
rubbingmayscratchthelenssurfaceandeventuallycausepermanent
damage.
•Foramorethoroughcleaning,photographictypelenscleaninguid
maybeused.Alwaysapplytheuidtothecleaningcloth,never
directlyonthelens.
•Avoidtouchingthesurfaceoftheobjectivelens.
•Donotattempttotakeapartyourtelescopetocleanit.
1716
Specications:
OpticalDesign: Refractor
Aperture: 90mm(3.54”)
FocalLength: 1000mm(39.37”)
FocalRatio: 11.11
OpticalCoatings: FullyCoated
FinderScope: 6x30mm
Eyepiece1: Plossl20mm
Magnication1: 50x
Eyepiece2: Plossl10mm
Magnication2: 100x
Mount: Equatorial
Weight: 21.2 lbs.
Warnings:
•Neverusethistelescope(oritsviewnder)tolookdirectlyatornear
th
esun.Viewingthesuncancauseinstantandirreversibleeyedamage.
•Always
supervisechildrenwhenusingthistelescope.
•Donotleavetelescopeunattendedatanytime.Untrainedadultsor
childrenmaynotbefamiliarwiththecorrectingoperatingprocedure.
•Donotpointthetelescopeatthesunevenwhenyouarenotlooking
throughit.Thiswillcauseinternaldamagetothetelescope.
•Handlethistelescopewithcare.Roughhandlingmightknockthe
internal optical components out of alignment.
CustomerService:
We will be happy to help you with any problems you may experience while
using your telescope. Please call our toll-free customer service line at
1-800-967-8427.
WarrantyInformation:
ThisCarsonproductiswarrantedtobefreefromdefectsinmaterialand
workmanshipforaperiodofoneyearfromdateofpurchase.Duringthis
periodCarsonwill,atitsoptionandwithoutcharge,eitherrepairanypart
orassemblyofpartsfoundtobedefectiveinmaterialorworkmanship,or
replacethisCarsonproductwithaCarsonproductofcomparablevalueand
condition,subjecttothelimitationsandexclusionsnotedherein.
Thiswarrantyextendstotheoriginalpurchaseronlyandisnotassignableor
transferable.Itshallnotapplytoanyproductthathasbeensubjecttomis-
use,abuse,negligenceoraccident,ortoanydefectsordamagedirectlyor
indirectlycausedbytheuseofunauthorizedreplacementpartsand/orservice
performedbyunauthorizedpersonnel.
Thiswarrantygivesyouspeciclegalrights,andyoumayalsohaveother
rightswhichcouldvaryfromstatetostate.Somestatesdonotallow
limitationsonthelifeofanimpliedwarrantyand/ordonotallowexcluding
orlimitingincidentalorconsequentialdamages.Ifso,theabovelimitations
or exclusions may not apply to you.
Warranty Procedure:
Provideproofofpurchase.Areceiptorotherdatedproofofpurchase
mustbeincludedwithmerchandisebeingreturnedforawarrantyclaim
tobeprocessed.
Callorwriteforauthorization.Beforereturninganyproductforawarranty
claim,aReturnAuthorization(RA)numbermustbeobtained.
NomerchandisewillbeacceptedwithoutanRA,andfailuretoobtainan
RAwillpreventordelayprocessingofthewarrantyclaim.Toobtainan
RAcall631-963-5000,orwritetoCarsonWarrantyService,35GilpinAve,
HauppaugeNY11788withadescriptionoftheproblem.Includeyourname,
addressandtelephonenumber.
Packagethereturncarefully.Shipperswillnotreimbursefordamages
duetoinsufcientpackaging,evenifthemerchandiseisinsured.Printthe
RAnumberprominentlyonthetopofthepackage.
Prepayshipping.Insurethepackage.SendittoCarsonWarrantyService,35
GilpinAve.,HauppaugeNY11788.Merchandisemustbeshippedprepaid.
CarsonwillnotacceptmerchandiseC.O.D.
1918
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Carson Optical Telescope RP-400 User manual

Category
Telescopes
Type
User manual
This manual is also suitable for

Carson Optical Telescope RP-400 is a versatile astronomical telescope for amateur astronomers. With its easy-to-use design and high-performance optics, it's suitable for exploring wonders of the night sky. It features an adjustable tripod, an equatorial mount with slow-motion controls for precise tracking, and a counterweight for balancing the telescope. The included 20mm and 10mm eyepieces provide different magnifications, allowing you to observe a wide range of celestial objects, from planets and moons to galaxies and nebulae.

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