Axis 02168-001 Q1656-LE 4MP Outdoor Ready Network Box Camera

User Manual - Page 23

For 02168-001.

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AXISQ1656-LEBoxCamera
Thedeviceinterface
Exposuremode:Selectanexposuremodetoreducerapidlychangingirregulareffectsintheimage,forexampleickerproduced
bydifferenttypesoflightsources.Werecommendyoutousetheautomaticexposuremode,orthesamefrequencyasyour
powernetwork.
Automatic:Thecameraadjuststheaperture,gainandshutterautomatically.
Automaticaperture:Thecameraadjuststheapertureandgainautomatically.Theshutterisxed.
Automaticshutter:Thecameraadjuststheshutterandgainautomatically.Theapertureisxed.
Holdcurrent:Locksthecurrentexposuresettings.
Flicker-free:Thecameraadjuststheapertureandgainautomatically,andusesonlythefollowingshutterspeeds:
1/50s(50Hz)and1/60s(60Hz).
Flicker-free50Hz:Thecameraadjuststheapertureandgainautomatically,andusestheshutterspeed1/50s.
Flicker-free60Hz:Thecameraadjuststheapertureandgainautomatically,andusestheshutterspeed1/60s.
Flicker-reduced:Thisisthesameasicker-free,butthecameramightuseshutterspeedsfasterthan1/100s
(50Hz)and1/120s(60Hz)forbrighterscenes.
Flicker-reduced50Hz:Thisisthesameasicker-free,butthecameramightuseshutterspeedsfasterthan1/100s
forbrighterscenes.
Flicker-reduced60Hz:Thisisthesameasicker-free,butthecameramightuseshutterspeedsfasterthan1/120s
forbrighterscenes.
Manual:Theaperture,gainandshutterarexed.
Exposurezone:Theexposurezonetellsthecameratoprioritizeimagequalityinthemostimportantpartofthescene.Selectthe
partofthesceneofgreatestinteresttocalculatetheautomaticexposurelevels,forexampletheareainfrontofanentrancedoor.
Note
Theexposurezonesarerelatedtotheoriginalimage(un-rotated),andthenamesofthezonesapplytotheoriginalimage.
Thismeans,forexample,thatifthevideostreamisrotated90°,thentheUpperzonebecomestheRightzoneinthe
stream,andLeftbecomesLower.
Automatic:Suitableformostsituations.
Center:Usesaxedareainthecenteroftheimagetocalculatetheexposure.Theareahasaxedsizeand
positionintheliveview.
Full:Usestheentireliveviewtocalculatetheexposure.
Upper:Usesanareawithaxedsizeandpositionintheupperpartoftheimagetocalculatetheexposure.
Lower:Usesanareawithaxedsizeandpositioninthelowerpartoftheimagetocalculatetheexposure.
Left:Usesanareawithaxedsizeandpositionintheleftpartoftheimagetocalculatetheexposure.
Right:Usesanareawithaxedsizeandpositionintherightpartoftheimagetocalculatetheexposure.
Spot:Usesanareawithaxedsizeandpositionintheliveviewtocalculatetheexposure.
Custom:Usesanareaintheliveviewtocalculatetheexposure.Youcanadjustthesizeandpositionofthearea.
Maxshutter:Selecttheshutterspeedtoprovidethebestimage.Lowshutterspeeds(longerexposure)mightcausemotionblur
whenthereismovement,andatoohighshutterspeedmightaffecttheimagequality.Maxshutterworkswithmaxgainto
improvetheimage.
Maxgain:Selectthesuitablemaxgain.Ifyouincreasethemaxgain,itimprovesthevisiblelevelofdetailindarkimages,but
alsoincreasesthenoiselevel.Morenoisecanalsoresultinincreaseduseofbandwidthandstorage.Ifyousetthemaxgain
toahighvalue,imagescandifferalotifthelightconditionsareverydifferentfromdaytonight.Maxgainworkswithmax
shuttertoimprovetheimage.
P-Irisupload:Selecttheinstalledandsupportedlens.Restartthecameraforthechangestotakeeffect.
Blur-noisetrade-off:Usetheslidertoadjusttheprioritybetweenmotionblurandnoise.Ifyouwanttoprioritizelowbandwidth
andhavelessnoiseattheexpenseofdetailsinmovingobjects,movetheslidertowardsLownoise.Ifyouwanttoprioritizethe
preservationofdetailsinmovingobjectsattheexpenseofnoiseandbandwidth,movetheslidertowardsLowmotionblur.
Note
Youcanchangetheexposureeitherbyadjustingtheexposureorbyadjustingthegain.Ifyouincreasetheexposuretime,
itresultsinmoremotionblur,andifyouincreasethegainitresultsinmorenoise.IfyouadjusttheBlur-noisetrade-off
towardsLownoise,theexposurewillpreferlongerexposuretimesoversensorgainwhentheexposureisincreased,and
theoppositeifyouadjustthetrade-offtowardsLowmotionblur.Boththegainandexposuretimewilleventuallyreach
theirmaximumvaluesinlow-lightconditions,regardlessofthepriorityset.
Lockaperture:TurnontokeeptheaperturesizesetbytheApertureslider.Turnofftoallowthecameratoautomaticallyadjust
theaperturesize.Youcan,forexample,locktheapertureforsceneswithpermanentlightconditions.
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