StackShotManual_1_5.pdf - 第13页
13 CAUTION: Time ‐ lapse mode will potentially ca use the un ‐ attended operation of the rail. Use caution to avoid situations where someo ne may be seriously hurt …
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1. Itwilllikelyincreasethesettletimerequired.
2. Asspeedincreases,motortorquedecreases.ThiscancauseStackShotto“slip”and
notmovetherailproperly.
Thedefaultwillworkformostapplications,butifyouseetherailnotmovingproperly
(becauseyou’reusinga12000mmprimelenstofocus‐stackyourneighbor’sforehead),and
thetorqueissetatmaximum,tryslowingdownthemotorspeed.
== Global Config ==
Load/Save Settings
Auto Return: No
Speed: 800 mils/sec ->
>
3.3.7 TimeLapseInterval
Thetimelapseinterval(“Tlapse”)determinesthetimetakenbetweenstacks.Whensetto
“off”therailperformsonestackatatime(normaloperation).Whensettovalueotherthan
“off”,time‐lapsemodeisenabled.Thisfeatureallowstheperiodic captureofasequenceof
images.Anexamplewherethismaybehelpfulwouldbestackingaflowerbloomingover
time.Ifthe“Tlapse”timeisfasterthanthetimeittakestocompleteastackitwillskipthat
time‐lapseeventandwaitforthenextinterval.Theintervalmaybeadjustedfrom100ms
upto24hours.
== Global Config ==
> Tlapse: off
Tpulse: 500.0 ms
Tramp: 1.0 sec ->
Whenthetime‐lapseintervalissetStackShotwillshowthenormalmainscreentosetup
theshot.Oncetherailstarts,however,thefollowingwillbedisplayed:
Time Lapse Mode
Running: 0/10
# of Stacks: 0
Thevalueafter“Running:”indicatesthenumberofstepscompletedforthisstack.The“#of
Stacks”showsthenumberofcompletedstack“intervals”.
Afterthestackcompletes,atimerisdisplayedshowingthetimeremainingbeforethenext
stackisinitiated.
Time Lapse Mode
Remaining: 4.7 sec
# of Stacks: 0
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CAUTION:Time‐lapsemodewillpotentiallycausetheun‐attendedoperationoftherail.
Usecautiontoavoidsituationswheresomeonemaybeseriouslyhurtorsomething
seriouslydamagedduetothisfeature.
3.3.8 PulseTime
Thepulseduration(“Tpulse”)isthetimethattheshutteroutput“Trigger”isactive(on).
Thissettingmaycomeinhandyin“Continuous”modesince“Tpulse”and“Toff”effectively
sethowrapidlypicturesaretaken.Forothermodesthissettingwouldtypicallynotbe
adjusted.Thepulsedurationshouldbelongenoughforyourcameratorespond.Ifthe
pulsetimeissettooshortyourcameramayignoreit.
== Global Config ==
Tlapse: off
Tpulse: 500.0 ms
Tramp: 1.0 sec ->
>
SeeFigure4formoredetailsregardingpulsetime.
3.3.9 RampTime
StackShotallowsyoutoadjusthowfastthemotorrampsupordowninspeed(“Tramp”).
Increasingtheramptimeeffectivelydecreasestheaccelerationofthecamera.Similarlyto
theoverallspeedofthemotor(“Speed”),thisincreasesthetorqueanddecr easeswobble.
== Global Config ==
Tlapse: off
Tpulse: 500.0 ms
Tramp: 1.0 sec ->
>
3.3.10 UnitsofMeasure
Thedefaultunitofmeasure(“Units”)issetto“Metric/mm”.Ifyouaremorecomfortable
withinches,youcanchangethedisplayeddistances/speedsfrommetrictoEnglish
(“English/mils”).Thedisplaywillshow“mils”.One“mil”isathousandthofaninch.You
alsohavetheoptionofselecting“Steps”.A“step”isthehighestresolutionmethodof
movementforStackShot.Onestepistheequivalent to0.1125degreesofmotorrevolution,
0.000496mm(~0.5um),or0.0195mils.Using“Steps”astheunitofmeasureis
recommendedonlyforadvancedusers.Suchsmallresolutionincreasestheprobabilityof
runninginto“stiction”whichmaycausenon‐uniformstepsintherailmovement.
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== Global Config ==
> Units: Metr
i
c/mm
Torque: 5
Hi Precision: Off ->
3.3.11 MotorTorque
IfStackShotishavingadifficulttimemovingyourcamera/lens,youmayhavetoincr ease
theamountoftorqueprovidedtothemotor.Youmayadjust“Torque”from1‐10.Whynot
alwaysusemaximumtorque?IfyouareusingbatteriestopowerupStackShot,youwill
wanttousetheminimum torquesettingthatallowsthecamera/lenstoproperlymove.At
hightorquesettings,StackShotisquitehungryandwillmorereadilydepletethe(optional)
batterypack.
== Global Config ==
U
n
it
s:
M
e
t
r
i
c/mm
Torque: 5
Hi Precision: Off ->
>
3.3.12 HighPrecision
StackShotisquiteprecisebuttherearesomeapplications,specificallywhenusing
microscopeobjectivesathighmagnification,wheresqueezingoutthatlastbitofprecision
maybenecessary.UsingtheUPorDOWNbuttonwilltogglethisfeature.
== Global Config ==
U
n
it
s:
M
e
t
r
i
c/mm
Torque: 5
Hi Precision: Off ->
>
With“HiPrecision”setto“On”resolutionsof1μmarepossible.Aswithmostthingsinlife
therearetrade‐offs.First,youwillnoticeahigh‐pitchwhinefromthemotor.Secondly,
therewillbeadramaticreductioninbatterylife(ifbatteryoperationisinuse).
3.3.13 LCDBacklighting
Backlighting(“LCDBacklight”)isonthefourthconfigurationpageandistheamountoflight
thatthedisplaygeneratessothatyoucanseethetextonthescreen.Itmaybebeneficialto
adjustthebacklightinglowerifworkinginlowlightsituations.Thispreservesyoureyes
sensitivitytolightandalsodoesn’tcauseunwantedsecondarylightinyourexposure.To
increasethebacklighting,presstheUPbutton.Todecreasethebacklighting,pressthe