Axis Q1659 ~ EOL Axis Q1659 User Manual

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AXISQ1659NetworkCamera

Setup

Howtoselectcapturemode

Whatcapturemodetochoosedependsontherequirementsofframerateandresolutionforthespecicsurveillancesetup.See

thedatasheetforspecicationsaboutavailablecapturemodes.Tondthelatestversionofthedatasheet,gotowww.axis.com>

product>Support&Documentation.

Howtochoosevideocompressionformat

Decidingwhichcompressionmethodtochoosedependsonyourviewingrequirements,andonthepropertiesofyournetwork.The

availableoptionsare:

MotionJPEG

MotionJPEGorMJPEGisadigitalvideosequencethatismadeupofaseriesofindividualJPEGimages.Theseimagesarethen

displayedandupdatedataratesufcienttocreateastreamthatshowsconstantlyupdatedmotion.Fortheviewertoperceivemotion

videotheratemustbeatleast16imageframespersecond.Fullmotionvideoisperceivedat30(NTSC)or25(PAL)framespersecond.

TheMotionJPEGstreamusesconsiderableamountsofbandwidth,butprovidesexcellentimagequalityandaccesstoeveryimage

containedinthestream.

H.264orMPEG-4Part10/AVC

Note

H.264isalicensedtechnology.TheAxisproductincludesoneH.264viewingclientlicense.Installingadditionalunlicensed

copiesoftheclientisprohibited.Topurchaseadditionallicenses,contactyourAxisreseller.

H.264can,withoutcompromisingimagequality,reducethesizeofadigitalvideolebymorethan80%comparedtotheMotion

JPEGformatandbyasmuchas50%comparedtotheMPEG-4standard.Thismeansthatlessnetworkbandwidthandstoragespace

arerequiredforavideole.Orseenanotherway,highervideoqualitycanbeachievedforagivenbitrate.

Formoreinformation,seewww.axis.com/learning/web-articles/technical-guide-to-network-video/compression-formats

Howtofocus

1.GototheImagetabintheproduct’swebpage.

2.ClickAutofocus.

Focusaid

Iftheautofocusfunctionisnotsufcient,ortopreventfocusfrombeinglostwhenthelightingconditionschangesfromdayto

night,werecommendthatyouusethefocusaid.Followtheinstructionsinthefocusaidwindowtosettheapertureaslargeas

possiblebeforeturningonautofocus.Thismakesthecamerakeepfocuswhenthelightingconditionschanges.

Howtoreducenoiseinlow-lightconditions

Toreducenoiseinlow-lightconditions,youcanadjustoneormoreofthefollowingsettings:

•Makesurethattheexposuremodeisautomatic.

Note

Increasingthemaxshuttervaluecanresultinmotionblur.

•Theshutterspeedshouldbeasslowaspossible,whichmeansyoushouldsetmaxshuttertothehighestpossiblevalue.

•Reducesharpnessintheimage.

•Tryloweringthemaxgainvalue.

Iftheabovesettingsdonotimprovetheimagesufciently,changetoalenswithalowerf-value.

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Axis Q1659 ~ EOL Q1659 20MP Network Camera