Vixen VC200L User manual

VIXEN
VC200L VMC200L
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Vixen Optics a Division of MrStarGuy, Inc. www.vixenoptics.com
MrStarGuy, Inc.

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PREFACE ThankyouverymuchforyourpurchaseofaVixenastronomicaltelescope
ThismanualappliestotheVC200LandVMC200Ltelescopes.Youmayoccasionallyfinddescriptionsin
thetextnotrelevanttoyourparticularmodel.Readtheinstructionsforyourmountalongwiththis
manualifyoupurchasedthetelescopeasacompletepackage.
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WARNING! Neverlookdirectlyatthesunwiththetelescopeoritsfinderorguidescope.
Permanentandirreversibleeyedamagemayresult.
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CAUTIONDonotleavetheopticaltubeuncappedinthedaytime.Sunlightpassingthroughthe
telescopeorfinderscopemaycauseafire.
Donotusetheproductwhilemovingorwalking,injuriescouldresultfromacollision
withobjectsorfromstumblingorfalling.
Keepsmallcaps,plasticbags,orplasticpackingmaterialsawayfromchildren.These
maycauseadangerofswallowingorsuffocation.
Donotusetheproductinawetenvironmentanddonothandlewithwethands.
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HANDLING AND STORAGE
Donotleavetheproductinsideacarinbrightsunshineorinotherhotplaces.Keep
anystrongheatsourcesawayfromtheproduct.
Whencleaning,donotusesolventssuchaspaintthinnerorsimilarproducts.
Donotexposetheproducttorain,water,dirtorsand.
Avoidtouchinganylensormirrorsurfacesdirectlywithyourhands.Incasealensor
mirrorbecomesdirtywithfingerprintsorgeneralsmears,gentlywipeitusinga
commerciallyavailablelenscleanerandalenscleaningpaperorcloth,orconsultyour
localVixenOpticsdealer.
Blowoffdustonlensesusingacommerciallyavailableblowerbrush.Donotuse
compressedair.
Forstorage,keeptheproductinadryplaceanddonotexposetodirectsunlight.
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SETTING UP THE TELESCOPE-Refertoyourmountinstructionsalongwiththismanual.
ATTACHING THE TELESCOPE TUBE TO THE MOUNT
Loosenboththedovetail‐platelockscrewand
safetyscrewuntilthetipsofthesescrewsnolonger
extendedintotheinnerpartofthedovetailblock.
Slidethedovetailmountedscopeintothedovetail
mountingblockasshowninthefigure.Tightenthe
dovetaillockscrew(centeredonthenotch)onto
thedovetailtubeplateuntilsnug.
Thentightenthesmallchromesafetyscrewonto
thedovetailmountingblockuntilsnug.
(SXmountandVMC200Lopticaltubeshownhere.)
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ATTACHING THE FINDER SCOPE
Loosenthefinderbracketlockscrewonthetelescope’sfinderbracketshoe.Attachthefinderscopeas
showninthefigureandtightenthefinderbracketlockscrewsecurely.
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ACCESSORY CHART
Youmayneedaneyepieceassoldseparately.Thetelescopedoesnotcomewiththeeyepieceas
standardaccessoryunlessyoupurchasedapackage.
VISUAL CONFIGURATION
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Magnificationof
theTelescope
Whenusingan
eyepiecewith
shortfocallength
(smallnumberin
millimeters),the
imagewillbedim
andtherangeof
sharpfocuswill
besmall.The
imagewillbe
hardertoseeso
beginwithan
eyepiecewith
longfocallength.
Dividingthefocal
lengthofthe
telescopebythe
focallengthof
theeyepiece
givesthe
magnification.
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Example:Calculatingtheeyepiecemagnificationofatelescopewith1035mmfocallength.
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EyepieceFocallengthoftelescopeFocallengthofeyepieceMagnification
PL20mm1800mm20mm90x
PL5mm1800mm   5mm360x
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PHOTOGRAPHIC CONFIGURATION
PrimefocusPhotography
EyepieceProjectionPhotography
PhotographywithDigitalCamera
PhotographywithCMOScopeorCCDVideoCamera
SomeoftheoptionalaccessoriesshowninthischartwillbeneededifyoutakepictureswithanSLR
camera,digitalcameraorCCDvideocamera.
SpecificationsVC200L VMC200L
Item#2632 2733
OpticalDesignModifiedCassegrain(VISAC) ModifiedCassegrain
EffectiveAperture200mm 200mm
FocalLength1,800mm(f/9.0) 1,950mm(f/9.75)
ResolvingPower.58 arc.;13.3 .58arcsec;13.3
LightGatheringPower816x 816x
TubeDiameter,Length&Weight232mmx620mm;6kg 232mmx535mm;5.9kg
Finderscope7x50mm (field6.8) 7x50mm(field6.8)
Threads60mm,42mmthreadedforT‐ring/50.8mm,
31.7mmpush‐fit
60mm,42mmthreadedforT‐
ring/50.8mm,31.7mmpush‐
fit
MagnificationLV20mm(90x),LV9mm(200x) LV20mm(90x),LV9mm(200x)
AccessoriesFlipMirror,7x50FinderScope FlipMirror,7x50FinderScope
PhotographyPrimeFocusandEyepieceProjection PrimeFocusandEyepiece
Projection
TotalWeight22.0kg 21.9kg
Thespecificationsaresubjecttochangewithoutnotice.
RE-COLLIMATION -PleasecontactaVixenOpticsdealerinyourareaforrepairifyourVixen
telescopeisoutofcollimationordownloadspecificinstructionsfromwww.vixenoptics.com
 CollimatedProperly Mis‐collimated
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InFocusOutofFocus InFocusOutofFocus
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