Axis Q1786-LE - How to focus; How to benefit from IR light in low-light conditions using night mode; How to reduce noise in low-light conditions; How to maximize details in an image

AXISQ17Series
Setup
Howtofocus
Thisproducthasthreefocusmodes:
•Auto:Thecameraautomaticallyadjustsfocusbasedontheentireimage.
•Area:Thecameraautomaticallyadjustsfocusbasedonaselectedareaoftheimage.
•Manual:Thefocusissetmanuallyataxeddistance.
Toturnoffautofocusandadjustthefocusmanually:
1.Intheliveviewwindow,iftheZoomsliderisvisible,clickZoomandselectFocus.
2.ClickMandusetheslidertosetthefocus.
HowtobenetfromIRlightinlow-lightconditionsusingnightmode
Yourcamerausesvisiblelighttodelivercolorimagesduringtheday.Aslightdiminishes,youcansetthecameratoautomatically
shifttonightmode.Innightmodethecamerausesbothvisiblelightandnear-infraredlighttodeliverblack-and-whiteimages.
Sincethecamerausesmoreoftheavailablelightitcandeliverbrighter,moredetailed,images.
1.GotoSettings>Image>Dayandnight,andmakesurethattheIRcutlterissettoAuto.
2.Todetermineatwhatlightlevelyouwantthecameratoshifttonightmode,movetheThresholdslidertowardBright
orDark.
Note
Ifyousettheshifttooccurwhenit’sbrighter,theimageremainssharperastherewillbelesslow-lightnoise.Ifyou
settheshifttooccurwhenit’sdarker,theimagecolorsaremaintainedlongerbuttherewillbemoreimageblurdue
tolow-lightnoise.
3.EnableAllowIRilluminationandSynchronizeIRilluminationtousethecamera’sbuilt-inIRlightwhenthenight
modeisactivated.
Howtoreducenoiseinlow-lightconditions
Toreducenoiseinlow-lightconditions,youcanadjustoneormoreofthefollowingsettings:
•Makesurethattheexposuremodeisautomatic.
Note
Increasingthemaxshuttervaluecanresultinmotionblur.
•Theshutterspeedshouldbeasslowaspossible,whichmeansyoushouldsetmaxshuttertothehighestpossiblevalue.
•Reducesharpnessintheimage.
•Tryloweringthemaxgainvalue.
Howtomaximizedetailsinanimage
Important
Ifyoumaximizedetailsinanimage,thebitratewillprobablyincreaseandyoumightgetareducedframerate.
•Setthecompressionaslowaspossible.
•SelectMJPEGstreaming.
•TurnoffZipstreamfunctionality.
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