文本分析cv7520afcb ev7520a協(xié)議

Features

Imager

Thiscamerausesa1/2.8"“ExmorR”CMOS(complementarymetal-oxidesemiconductor)imagesensor(approx.2.13millioneffectivepixels)thatsupportsFULLHD(highdefinition)toproducehigh-qualityimages.

ISP

Usingtheimagesignalprocessor(ISP),thefollowingimagescanbeobtained.

FullHD60fpsoutputimage

Lowfocalplanedistortionimageusingthehigh-speedreadoutofimager

Thefollowingfunctionsareprovided.

NoiseReduction(NR),andImageStabilizerfunctions

WideDynamicRangeMode(Wide-D),Tonecorrection(VisibilityEnhancer),andDefogfunctions

Lens

Thecameraisequippedwithabrightlenswith30×opticalzoomandF1.6aperture.

Withconsiderationgivenenvironmentalprotection,thismoduleisdesignedtooperatewithlowpowerconsumptionandalsoincorporateslead-freeandhalogen-freecircuitboards.

Precautions

Software

UseofthedemonstrationsoftwaredevelopedbySonyCorporationoruseofthesoftwarewithcustomerdevelopedapplicationsoftwaremaydamagehardware,theapplicationprogramorthecamera.SonyCorporationisnotliableforanydamagesundertheseconditions.

Operation

Startthecameracontrolsoftwareonyourcomputerafteryouturnonthecameraandtheimageisdisplayed.

Operationandstoragelocations

Donotshootimagesthatareextremelybright(e.g.,lightsources,thesun,etc.)forlongperiodsoftime.Donotuseorstorethecamerainthefollowingextremeconditions:

Extremelyhotorcoldplaces(operatingtemperature

–5?Cto+60?C(23?Fto140?F))

ClosetogeneratorsofpowerfulelectromagneticradiationsuchasradioorTVtransmitters

Whereitissubjecttofluorescentlightreflections

Whereitissubjecttounstable(flickering,etc.)lightingconditions

Whereitissubjecttostrongvibration

Whereitissubjecttoradiationfromlaserbeams

Careoftheunit

Removedustordirtonthesurfaceofthelenswithablower(commerciallyavailable).

Other

Designandspecificationsaresubjecttochangewithoutnotice.

Donotapplyexcessivevoltage.(Useonlythespecified

voltage.)Otherwise,youmaygetanelectricshockorafiremayoccur.

TheCMOSimagesensorandICincludedinthiscameramaybreakifexposedtostaticelectricity.Whendirectlyhandlingthiscamera,wearanantistaticstrap,spreadaconductivesheetorsimilaritemunderyourworkbench,andtakemeasurestoeliminatestaticelectricity.

Incaseofabnormaloperation,contactyourauthorizedSonydealerorthestorewhereyoupurchasedtheproduct.

PhenomenaspecifictoCMOSimagesensorsThefollowingphenomenathatmayappearinimagesarespecifictoCMOSimagesensors.Theydonotindicatemalfunctions.

Rollingshutter

AsCMOSimagesensorsuseshuttersthatcaptureimagesline-by-line,thereisaslighttimedifferencebetweenthetopandbottomofanimage.Asaresult,imagesmayappearskewedifthecameraismoved.

Whiteflecks

AlthoughtheCMOSimagesensorsareproducedwithhigh-precisiontechnologies,finewhiteflecksmaybegeneratedonthescreeninrarecases,causedbycosmicrays,etc.

ThisisrelatedtotheprincipleofCMOSimagesensorsandisnotamalfunction.

Thewhiteflecksespeciallytendtobeseeninthefollowingcases:

whenoperatingatahighenvironmentaltemperature

whenyouhaveraisedthemastergain(sensitivity)

whenoperatinginSlow-Shuttermode

Aliasing

Whenfinepatterns,stripes,orlinesareshot,theymayappearjaggedorflicker.

PhenomenaSpecifictoLenses

Ghosting

Ifastronglightsource(e.g.,thesun)existsneartheincidenceangleofthelens,brightspotsmayappearintheimageduetodiffusereflectionwithinthelens.

Aboutthetrademark

“ExmorR”and“StableZoom”aretrademarksofSony

Corporation.

LocationsofControls

Front

Back

Bottom

Lens

DigitaloutputconnectorMaintenanceconnector

*Donotconnecthere,thisisformaintenancepurpose.

Tripodscrewhole

Whenatripodisused,pleaseuse7mm(9/32in.)orlessscrewtoattachittothecamera.Also,pleasebesuretoattachthetripodsecurely.

BasicFunctions

OverviewofFunctions

ThecameracontrolisperformedbyVISCACommands.

TimingChart

AsVISCACommandprocessingcanonlybecarriedoutonetimeinaVerticalcycle,ittakesthemaximum1VcycletimeforanAcknowledge/Completiontobereturned.

GeneralCommands

QueryCommands

16Byte

1)1VcycletimesoneachMonitoringModeandShutterSpeed.

MonitoringMode

1080p/60

1080p/50

1080p/59.94

1080p/25

1080p/30

1080i/50

1080p/29.97

720p/50

1080i/60

720p/25

1080i/59.94

720p/60

720p/59.94

720p/30

720p/29.97

1/60sec

1/50sec

IftheCommand/Acknowledge/Completioncommunicationtimecanbelessthanthe1Vcycletime,thenevery1VcyclecanreceiveaCommand.

Ingeneral

PowerOn/Off(Standby)

Powersthecameraonandoff.

Whenthepowerisoff(onStandby),thecameraisabletoaccepttheVISCACommandsalthoughthescreenissetnon-displayed.

I/FClear

ClearstheCommandbufferoftheFCBcamera.

AddressSet

VISCAisaprotocol,whichnormallysupportsadaisychainofuptosevenconnectedcamerasviaRS-232Cinterface.Insuchcases,theaddresssetcommandcanbeusedtoassignaddressesfrom1to7toeachofthesevencameras,allowingyoutocontrolthesevencameraswiththesamepersonalcomputer.

AlthoughtheFCBcameradoesnotsupportdirectconnectionofcamerasinadaisychain,besuretousetheaddresssetcommandtosettheaddresswheneveracameraisconnectedforthefirsttime.

IDWrite

SetsthecameraID.

Mute

Blanksthescreenandsendsoutasynchronizingsignal.

LensInitialize

Initializesthezoomandfocusofthelens.Evenwhenpoweristurnedon,itinitializesthezoomandthefocus.

Zoom

Thezoomfunctioncontains2functions,opticalzoomanddigitalzoom.

Opticalzoom

Thefunctiontozoomopticallybymovingthezoomlenstochangefocusdistance.

Thiscanzoomupto30×.

Digitalzoom

ThefunctiontozoomimagesdigitallybycroppingthecenterpartofcapturedimagestozoomwiththeCMOSimagesensor.

Whenthezoomdiametergoesup,theresolutionwillgodown.Thiscanzoomupto12×.

Bycombiningtheopticalzoomanddigitalzoom,theunitcanzoomupto360×.

Zoomhasthefollowingmodes.

UsingStandardModeUsingVariableMode

Thereareeightlevelsofzoomspeed.

ThezoomwillbestoppedwhenaStopCommandissentafterthezoomoperationisstartedinStandardModeorVariablemode.IfyoudonotsendaStopCommand,thezoomwillbestoppedafterreachingtheWideendortheTeleend.

DirectModecannotbeoperatedwhilezoominginStandardModeorVariableMode.

OperateDirectModeafterStopCommand.

DirectMode

Settingthezoompositionenablesquickmovementtothedesignatedposition.

DigitalZoom

TheZoomModesupports,aOFF,aCombinedModeandaSeparateMode.

CombinedMode

Thisisthepreviouslyexistingzoommethod.Aftertheopticalzoomhasreacheditsmaximumlevel,thecameraswitchestoDigitalZoomMode.

SeparateMode

Inthismode,OpticalZoomandDigitalZoomcanbeoperatedseparately.

Youcanusedigitalzoommagnificationatanytimefromwithinanylevelofopticalmagnification.

WhenyouoperateDirectModeDigitalZoomWhentheDigitalZoomisoperatedintheDirectMode,theDirectZoomPositionoftheInquiryCommandisnotimmediatelyreflected.

Placeawaittimebeforereadingtheposition.

WhenusingtheSlowShutter,placeawaittimemorethantwicetheshutterspeed.

WhennotusingSlowShutter,placeawaittimeof0.1secondsormore.

AboutContinuousZoomPositionReply

WithZoomDirectmode,orwhenzoomingaccordingtoapreset,thecameraoutputszoompositiondatawhenContinuesZoomPositionReplyissettoOnviaacommand.

ContinuesZoomPositionReply:y00704690p0p0q0q0q0qFF

pp:D-ZoomPositionqqqq:ZoomPosition

Focus

Focushasthefollowingmodes.

AutoFocusMode

Theminimumfocusdistanceis10mmattheopticalWideendand1200mmattheopticalTeleend,andisindependentofthedigitalzoom.TheAutoFocus(AF)functionautomaticallyadjuststhefocuspositiontomaximisethehighfrequencycontentofthepictureinacentermeasurementarea,takingintoconsiderationthehighluminanceandstrongcontrastcomponents.

NormalAFMode

ThisisthenormalmodeforAFoperations.

IntervalAFMode

ThemodeusedforAFmovementscarriedoutatparticularintervals.ThetimeintervalsforAFmovementsandforthetimingofthestopscanbesetinone-secondincrementsusingtheSetTimeCommand.Theinitialsettingforbothissetto5seconds.

ZoomTriggerMode

Whenzoompositionischanged,itbecomesAFmodeduringthepre-setvalue(initialsettingissetto5seconds).Thenitstops.

AFSensitivity

TheswitchingofAFsensitivitycanbeset.

Normal

Reachesthehighestfocusspeedquickly.Usethiswhenshootingasubjectthatmovesfrequently.Usually,thisisthemostappropriatemode.

Low

Improvesthestabilityofthefocus.Whenthelightinglevelislow,theAFfunctiondoesnottakeeffect,eventhoughthebrightnessvaries,contributingtoastableimage.

ManualFocusMode

ManualFocushasbothaStandardModeandaVariableMode.StandardModefocusesatafixedrateofspeed.VariableModehaseightspeedlevels.

Inthesestandardandvariablemodes,itisnecessarytosendStopCommandtostopthezoomoperation.

OnepushAF

WhensendingaOnePushTriggercommandinManualFocusMode,thelensmovestofocusonthesubject.Afterthat,itwillconverttothenormalManualFocusMode.

TherearetwokindsofOnePushTriggercommands.

OnePushTrigger

AswiththeAutoFocus,movethefocussmoothlyandfocusonthesubject.

FullScanOnePushTrigger

PerformaFullScan(movethefocustothewholeareafromtheNearendtotheFarend),andfocusonthesubjectafterconfirmingthedistancewiththesubject.

UnliketheOnePushTrigger,thetimetofocusislongerbecauseoffullscanoperation,butyoucanfocusmoreaccurately.

NearLimit

Canbesetinarangefrom1000(∞)toF000(10mm).Initialsetting:D000h(30cm)

WhiteBalance(WB)

WhiteBalancehasthefollowingmodes.

Auto

Thismodecomputesthewhitebalancevalueoutputusingcolorinformationfromtheentirescreen.Itoutputsthepropervalueusingthecolortemperatureradiatingfromablacksubjectbasedonarangeofvaluesfrom2500Kto7500K.

Thismodeistheinitialsetting.

ATW

AutoTracingWhitebalance(2000Kto10000K)

Indoor

3200KBaseMode

Outdoor

5800KBaseMode

OnePushWB

TheOnePushWhiteBalancemodeisafixedwhitebalancemodethatmaybeautomaticallyreadjustedonlyattherequestoftheuser(OnePushTrigger),assumingthatawhitesubject,incorrectlightingconditions,andoccupyingmorethan1/2oftheimage,issubmittedtothecamera.

OnePushWhiteBalancedataislostwhenthepoweristurnedoff.Ifthepoweristurnedoff,resetOnePushWhiteBalance.

ManualWB

ThisisamodethatenablesyoutomanuallysetthecontrolofRandBgainupto256steps.

OutdoorAuto

Thisisanautowhitebalancemodespecificallyforoutdoors.Itallowsyoutocaptureimageswithnaturalwhitebalanceinthemorningandevening.

SodiumVaporLampAuto

Thisisanautowhitebalancemodethatiscompatiblewithsodiumvaporlamps.

SodiumVaporLamp

Thisisafixedwhitebalancemodespecificallyforsodiumvaporlamps.

SodiumVaporLampOutdoorAuto

Thisisanautowhitebalancemodespecificallyforoutdoors,whichiscompatiblewithsodiumvaporlamps.

High-pressuresodiumlampsaresupported.Properwhitebalancemaynotbecapturedforsomesubjectswhenusinglow-pressuresodiumlamps.

AutoExposureMode(AE)

AvarietyofAEfunctionsareavailableforoptimaloutputofsubjectsinlightingconditionsthatrangefromlowtohigh.

FullAuto

Iris,GainandShutterSpeedcanbesetautomatically.

GainLimitSetting

ThegainlimitcanbesetattheFullAuto,ShutterPriority,IrisPriority,SpotExposureandManualintheAEmode.Usethissettingwhenyouwanttoobtainimageinwhichsignal-to-noiseratioisparticularlyimportant.

ShutterPriority

AdjustwithVariableShutterSpeed(1/1to1/10,000sec.,16high-speedshutterspeedsplus6low-speedshutterspeeds),AutoIrisandGain.

IrisPriority

AdjustwithVariableIris(F1.6toClose,14steps),AutoGainandShutterspeed.

Manual

AdjustwithVariableShutter,IrisandGain.

AE–ShutterPriority

Theshutterspeedcanbesetfreelybytheusertoatotalof22steps–16highspeedsand6lowspeeds.Whentheslowshutterisset,thespeedcanbeadjustedaccordingtosubjectbrightness.Thepictureoutputisreadatanormalratefromthememory.ThememoryisupdatedatalowratefromtheCMOS.AFfollowingcapabilityisloweredandalsothenumberofframetobedisplayedisdecreased.Inhighspeedmode,theshutterspeedcanbesetupto1/10,000s.Theirisandgainaresetautomatically,accordingtothebrightnessofthesubject.

Data

59.94/29.97

mode

50/25mode

15

1/10000

1/10000

14

1/6000

1/6000

13

1/4000

1/3500

12

1/3000

1/2500

11

1/2000

1/1750

10

1/1500

1/1250

0F

1/1000

1/1000

0E

1/725

1/600

0D

1/500

1/425

0C

1/350

1/300

0B

1/250

1/215

0A

1/180

1/150

09

1/125

1/120

08

1/100

1/100

07

1/90

1/75

06

1/60

1/50

05

1/30

1/25

04

1/15

1/12

03

1/8

1/6

02

1/4

1/3

01

1/2

1/2

00

1/1

1/1

AE–IrisPriority

Theiriscanbesetfreelybytheuserto14stepsbetweenF1.6andClose.

Data

Settingvalue

Data

Settingvalue

11

F1.6

0A

F5.6

10

F2

09

F6.8

0F

F2.4

08

F8

0E

F2.8

07

F9.6

0D

F3.4

06

F11

0C

F4

05

F14

0B

F4.8

00

CLOSE

Thegainandshutterspeedaresetautomatically,accordingtothebrightnessofthesubject.

AE–Manual

Theshutterspeed(22steps),iris(14steps)andgain(15steps)canbesetfreelybytheuser.

SpotExposureMode

InFullAutoAE,thelevelfortheentirescreeniscomputedandtheoptimumAutoIrisandGainlevelsaredetermined.InSpotAE,aparticularsectionofthesubjectcanbedesignated,andthenthatportionoftheimagecanbeweightedandavaluecomputedsothatIrisandGaincanbeoptimizedtoobtainanimage.Forexample,inanimagewithalotofmovementandwithvaryinglevelsofbrightness,portionswithoutmuchchangecanbedesignatedassucha“spot,”andchangestothescreencanbeminimizedinthatarea.Asshowninthediagrambelow,arangeof15blocksverticallyand17blockshorizontallycanbedesignated.Inthecasewherethecenterisdesignated(showninblack),theleveliscomputedalongwithaweightedvalueforthesurroundingblock(shaded),includingthespecifiedportions;andthentheGainandIrisareset.Thevalueofthedesignatedportionsandthesurroundingareasshouldbecalculatedas100%,the

restshouldbesetto20%.TherangeoftheSpotAEframeisfixedto5blocksverticallyand4blockshorizontally.

Horizontal17

0123456789ABCDEF10

Vertical15

ABCDE

(8,7)

Note

Wide-D/HLC/BacklightCompensation/SpotExposureModedonotworkatthesametime.

ExposureCompensation

ExposurecompensationisafunctionwhichoffsetstheinternalreferencebrightnesslevelusedintheAEmode,bystepsof1.5dB.

Data

Step

Settingvalue

0E

+7

+10.5dB

0D

+6

+9dB

0C

+5

+7.5dB

0B

+4

+6dB

0A

+3

+4.5dB

09

+2

+3dB

08

+1

+1.5dB

07

0

0dB

06

?1

?1.5dB

05

?2

?3dB

04

?3

?4.5dB

03

?4

?6dB

02

?5

?7.5dB

01

?6

?9dB

00

?7

?10.5dB

SlowAE(AutoExposure)

TheslowAEResponsefunctionallowsyoutoreducetheexposureresponsespeed.Usuallythecameraissetupsothattheoptimumexposurecanbeobtainedautomaticallywithinabout1second.However,usingtheslowAEresponsefunctionallowsyoutolengthentheautoexposureresponsespeedfromtheinitialsetupspeed(01h)toapprox.10minutes(30h)(atnormalshutterspeed).

Forexample,withthenormalsetting(about1second),iftheheadlightsofacararecaughtbythecamera,thecameraautomaticallyadjuststheexposuresothatitcanshootahigh-intensitysubject(inthiscase,theheadlights).Asaresult,imagesaroundtheheadlights,thatis,therestofthesubject,excepttheheadlights,becomesrelativelydark,andpoorlydistinguished.

However,usingtheslowAEfunctionmeanstheAEresponsespeedwillbeslower,andresponsetimewillbelonger.Asaresult,evenifthecameracatchesahigh-intensitysubject(e.g.,theheadlights)foramoment,youcanstilleasilydistinguishtheportionsoftheimagesurroundingtheheadlights.

ApertureControl

Aperturecontrolisafunctionwhichadjuststheedgeenhancementofobjectsinthepicture.Thereare16levelsofadjustment,startingfrom“noenhancement.”Whenshootingtext,thiscontrolmayhelpbymakingthemsharper.

BacklightCompensation

Whenthebackgroundofthesubjectistoobright,orwhenthesubjectistoodarkduetoshootingintheAEmode,backlightcompensationwillmakethesubjectappearclearer.

Note

Wide-D/HLC/BacklightCompensation/SpotExposureModedonotworkatthesametime.

WideDynamicRangeMode(Wide-D)

TheWideDynamicRangemodeisafunctionfordividinganimageintoseveralblocksandcorrectingblocked-upshadowsandblown-outhighlightsinaccordancewiththeintensitydifference.Itenablesyoutoobtainimagesinwhichportionsrangingfromdarktolightcanberecognized,evenwhencapturingasubjectwithalargeintensitydifferencethatisbacklitorincludesextremelylightportions.

Imageswithwidedynamicrangeareproducedbycombininglong-exposuresignals(normalshutter)withthesignalsofthehigh-intensityportionsobtainedwithashortexposure(high-speedshutter).

AboutWide-DSetParameter

(Command:8x01042D000q0r0s00000000FF)

q:Displaybrightness

(0:Darkto6:Bright)

Thebrightnessandthedarknesscanbeadjustedtosevenlevels.Thenormalbrightnessissetto3.

Initialsetting:3

r:Brightnesscompensationselection

(0:Darker,1:Dark,2:Standard,3:Bright)SettheareawhichyouwanttoadjustthebrightnessoftheimagewithWide-Deffect.

Initialsetting:2s:Compensationlevel

(0:Low,1:Mid,2:High)

Thecompensationofthebrightness,whichyouselectfromtheparameter,canbesettothreelevels.

Initialsetting:1

Notes

WhentheWide-DisOn,falsecolorsmayappearinsomepartsoftheimage.ThisphenomenonisuniquetoWide-D,andisnotanindicationofacameramalfunction.

WhenWide-Disswitched,imagesmaybedisported.

Wide-D/HLC/BacklightCompensation/SpotAEdonotworkatthesametime.

AftertheWide-DON/OFFswitchover,theViscacommandwillnotbeacceptedforupto2secondsandanerrormessagemaybereturnedfromthecamera.

VisibilityEnhancer(VE)

Dependingontheimagingscene,theVisibilityEnhancerfunctionmakesthedarkerpartofacameraimagebrighter,andautomaticallycorrectbrightnessandcontrasttoshowbrightpartsclearly.

ThisfunctionisalsousedintheWide-Doperation.

Defogmode

Whenthesurroundingareaofthesubjectisfoggyandlowcontrast,thedefogmodewillmakethesubjectappearclearer.

Youcanselectthisfunctionfromthefourlevels:OFF,Low,MiddleandHigh.

HLC

HLC(highlightcorrection)isafunctiontoadjustAEandAF,andtoperformthemaskingoflightareaasrequiredwhenahighintensityspotlightisdetected.Itallowsyoutoeasilyreadthenumberofvehiclesandnumberplateintheindoorparkingareaorintheoutdoorduringthenight.

Wide-D/HLC/BacklightCompensation/SpotExposureModedonotworkatthesametime.

MinimumShutter

Whenthesubjectbecomesdark,theshutterspeedbecomesslow,andthenthegainisincreased.Thisisafunctiontoputalimitontheshutterspeed.

Itpreventsthecamerashakewhenyoushootamovingsubjectinadarkplace.

NoiseReduction(NR)

TheNRfunctionremovesnoise(bothrandomandnon-random)toprovideclearerimages.

Thefunctionsofboth2DNR(removalof2-dimentionalnoise)and3DNR(removalof3-dimentionalnoise)areprovided.Whenthe2DNRlevelisincreased,thedetailsofimagemaybelostbecausethesmoothingofimagewiththeperipheralareaisperformed.Also,whenthe3DNRlevelisincreased,adverseeffectssuchasimageblurandblendinginthesuccessiveimagesoccurinthemovingportion.Inthisfunction,themodetosetthelevelofeffectbycombining2D/3D(normalsetting)andthemodetoindividuallysetthelevelofeffectrespectively(independentsetting)areavailable.

Inthenormalsetting,youcanselectthenoisereductionlevelfrom6levels:levels1to5,plusoff.Inthissetting,theuserscannotadjusttheratioof2D/3Deffectlevel.

Intheindependentsetting,youcanindividuallyselectthe2DNRand3DNRfrom6levelsrespectively:levels1to5,plusoff.

TheNReffectisappliedinlevelsbasedonthegain,andthissettingvaluedeterminesthelimitoftheeffect.Inbrightconditions,changingtheNRlevelwillnothaveaneffect.

Highsensitivitymode

Thisfunctionincreasesthemaxgaintoallowbrightoutputindarkerenvironments.

However,withastronggain(upto10×),thecapturedimagewillcontainalotofnoise.

WhenWide-DisON,theHighsensitivitymodedoesnotwork.

FlickerReduction

Thisfunctionautomaticallyreducesflickersuchasthatcausedbyfluorescentlight.

Whenthecameradetectsflicker,itautomaticallychangestheshutterspeedandreducesflicker.

TheshutterspeedisautomaticallyselectedaccordingtoconditionssuchassubjectbrightnessandtheAutoSlowShuttersetting.

Seethetablebelowfortheshutterspeedtobeselected.

Videomode

FlickerFrequency

Shutterspeed

60FPS

50Hz

AutoSlowShutterOFF:1/100

AutoSlowShutterON:1/100,1/50,1/25,1/12.5

30FPS

50Hz

AutoSlowShutterOFF:1/100,1/50

AutoSlowShutterON:1/100,1/50,1/25,1/12.5

50FPS

60Hz

AutoSlowShutterOFF:1/120,1/60

AutoSlowShutterON:1/120,1/60,1/30,1/15

25FPS

60Hz

AutoSlowShutterOFF:1/120,1/60,1/30

AutoSlowShutterON:1/120,1/60,1/30,1/15

Ifthecameradoesnotdetectflicker,itwillrunnormalAEoperation.

ThisfunctionoperatesonlyduringAE-FullAuto.

FlickerReductiondoesnotworkinAE-ShutterPriority/IrisPriority/Manual/SpotExposureModeorWideDynamicRangeMode.

Afterthecameradetectsflickerandtheshutterspeedischanged,ExtendedNormalShutterandMinimumShutterareinoperative.

TheFlickerReductionmaynotworkifthesubjectisbrightunderanenvironmentwhereflickeroccurs.Iftheshutterspeedis1/100(flickerfrequency50Hz)or1/120(flickerfrequency60Hz)andthebrightnessexceedstheIrisvariablearea(F14),stoptheFlickerReductionandrunanormalAEoperation.

VariableGammaMode

Therearestandard(00h)modeandstraightgamma(01h)mode.

GammaOffset

Youcansetthebrightnessfrom–64to+64ineachmodeofvariablegammamode.

ContrastAdjustmentFunction

Youcanadjustthecontrastlevelintherangefrom

0(00h)to255(FFh).Theinitialsettingis128(80h).Thesmallerthevalueis,thelowerthecontrastbecomes,andthelargerthevalueis,thehigherthecontrastbecomes.

Thisfunctionisavailablewhenthevariablegammamodeissettostandard(00h)modeandwhenVE/Wide-D/HLCaresettoOFF.

TemperatureReadingFunction

Theconversionvalue(hex)ofthetemperaturesensorbuiltintotothecameracanbereadbyusingaquerycommand.Theconversionvaluehasanerrorof±3°C,andbecausethetemperaturesensorisinsidethecamera,thisvalueisnottheambienttemperature.Useitasareferencevalue.

ImageStabilizer

SwitchingOntheImageStabilizerfunctionreducesimageblurringcausedby,forexample,vibration,whichallowsyoutoobtainimageswithoutmuchblurring.Acorrectioneffectispossibleforavibrationfrequencyofaround10Hz.TheImageStabilizerfunctionemploysthedigitalzoomsystem,sotheangleofviewandresolutionarechanged,butthesensitivityismaintained.

“StableZoom”

“StableZoom”isafunctionforperformingcorrectionusingtheImageStabilizerfunctioninaccordancewiththezoomratio,andsmoothlyzoominguptoapproximately36×usingacombinationoftheoptical

zoomanddigitalzoom.AsnodigitalzoombytheImageStabilizerisavailableonthewideside,youcanobtainawiderimagewithnoresolutiondegradation.OnlytheelectroniczoomoperatesbetweenWideendand1.2×,andonlytheopticalzoomoperatesbetween

1.2×andTeleend.TheImageStabilizerdoesnotworkbetweenWideendand1.2×,andonlyworksafter1.2×.The“StableZoom”functioncanbeswitchedOn/Offintheregistersettings.

Upto360x

ImageStabilizerON

36x

30x

Digitalzoom

ImageStabilizer

OFF zoom

1.2x

Wide

HoldFunctionofImageStabilizer

WiththeImageStabilizerfunction,suddenlystoppinghigh-speedmovement(pan,tilt,etc.)ofthecameraproducesablursensorcounteractionthatmaycauseimagemovement.Insuchacase,youcanuseacommandsetting(hold)tomaintainthecorrectionoftheImageStabilizerfunction.Inthiscasetheimagestabilizerisoff,butthereisnochangeintheangleofview.

Thehandshakecorrectionfunctionmaynotworkcorrectlyundertheconditionthathigh-frequencyvibrationcomponentexits.Insuchacase,settheimagestabilizerfunctiontoOff.

AutoSlowShutterOn/Off

Whensetto“On,”theslowshutterfunctionsautomaticallywhenthelightdarkens.ThissettingisavailableonlywhentheAEmodeissetto“FullAuto.”Theinitialsettingis“AutoSlowShutterOff.”

Low-IlluminationChromaSuppressMode

Youcanconfigureachromasuppressmodeforlow-illuminationconditions.Thiscanbeusefulwhencolornoiseisparticularlynoticeableinsuchconditions.

Fourlevels(disabledandthreelevels)areavailableforthelow-illuminationchromasuppressmode.

Shutter1/60sec

ICR

AGCMAX

IrisOPEN

GAIN

ICROn

Iris

Shutter

Dark

Bright

ICR(IRCut-Removable)Mode

Aninfrared(IR)Cut-Filtercanbedisengagedfromtheimagepathforincreasedsensitivityinlowlightenvironments.TheICRwillautomaticallyengagedependingontheambientlight,allowingthecameratobeeffectiveinday/nightenvironments.

WhentheautoICRmodeissettoOn,theimagebecomesblackandwhite.

CustomColorGain

Youcanconfigurethecolorgain.

Theinitialsettingis4handthesettingcanbesetto15levelsfrom0htoEh.

Thehigherthesettingvalue,thehigherthecolorsaturation.Thelowerthesettingvalue,thelowerthecolorsaturation.

CustomColorPhase

Youcanconfigurethecolorphase.

Theinitialsettingis7handthesettingcanbesetto15levelsfrom0htoEh.

Thehigherthesettingvalue,thecolorphaseshiftstothe+side.Thelowerthesettingvalue,thecolorphaseshift