
AXISXPQ1785Explosion-ProtectedCamera
Thedeviceinterace
•Flicker-free60Hz:Thecameraadjuststheapertureandgainautomatically,andusestheshutterspeed1/60s.
•Flicker-reduced:Thisisthesameasicker-free,butthecameramightuseshutterspeedsfasterthan
1/100s50Hz)and1/120s60Hz)forbrighterscenes.
•Flicker-reduced50Hz:Thisisthesameasicker-free,butthecameramightuseshutterspeedsfaster
than1/100sforbrighterscenes.
•Flicker-reduced60Hz:Thisisthesameasicker-free,butthecameramightuseshutterspeedsfaster
than1/120sforbrighterscenes.
•Manual:Theaperture,gainandshutterarexed.
Exosurezone:Useexposurezonestooptimizetheexposureinaselectedpartofthescene,forexample,theareainfront
ofanentrancedoor.
Note
Theexposurezonesarerelatedtotheoriginalimageunrotated),andthenamesofthezonesapplytotheoriginalimage.
Thismeans,forexample,thatifthevideostreamisrotated90°,thentheUerzonebecomestheRightzoneinthe
stream,andLeftbecomesLower.
•Automatic:Suitableformostsituations.
•Center:Usesaxedareainthecenteroftheimagetocalculatetheexposure.Theareahasaxedsizeand
positionintheliveview.
•Full:Usestheentireliveviewtocalculatetheexposure.
•Uer:Usesanareawithaxedsizeandpositionintheupperpartoftheimagetocalculatetheexposure.
•Lower:Usesanareawithaxedsizeandpositioninthelowerpartoftheimagetocalculatetheexposure.
•Left:Usesanareawithaxedsizeandpositionintheleftpartoftheimagetocalculatetheexposure.
•Right:Usesanareawithaxedsizeandpositionintherightpartoftheimagetocalculatetheexposure.
•Sot:Usesanareawithaxedsizeandpositionintheliveviewtocalculatetheexposure.
•Custom:Usesanareaintheliveviewtocalculatetheexposure.Youcanadjustthesizeandpositionofthearea.
Maxshutter:Selecttheshutterspeedtoprovidethebestimage.Lowshutterspeedslongerexposure)mightcausemotionblur
whenthereismovement,andatoohighshutterspeedmightaffecttheimagequality.Maxshutterworkswithmaxgainto
improvetheimage.
Maxgain:Selectthesuitablemaxgain.Ifyouincreasethemaxgain,itimprovesthevisiblelevelofdetailindarkimages,but
alsoincreasesthenoiselevel.Morenoisecanalsoresultinincreaseduseofbandwidthandstorage.Ifyousetthemaxgain
toahighvalue,imagescandifferalotifthelightconditionsareverydifferentfromdaytonight.Maxgainworkswithmax
shuttertoimprovetheimage.
Motion-adativeexosure:Selecttoreducemotionblurinlow-lightconditions.
Blur-noisetrade-off:Usetheslidertoadjusttheprioritybetweenmotionblurandnoise.Ifyouwanttoprioritizelowbandwidth
andhavelessnoiseattheexpenseofdetailsinmovingobjects,movetheslidertowardsLownoise.Ifyouwanttoprioritizethe
preservationofdetailsinmovingobjectsattheexpenseofnoiseandbandwidth,movetheslidertowardsLowmotionblur.
Note
Youcanchangetheexposureeitherbyadjustingtheexposuretimeorbyadjustingthegain.Ifyouincreasetheexposure
time,itresultsinmoremotionblur,andifyouincreasethegainitresultsinmorenoise.IfyouadjusttheBlur-noise
trade-offtowardsLownoise,theautomaticexposurewillprioritizelongerexposuretimesoverincreasinggain,andthe
oppositeifyouadjustthetrade-offtowardsLowmotionblur.Boththegainandexposuretimewilleventuallyreach
theirmaximumvaluesinlow-lightconditions,regardlessofthepriorityset.
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