Axis M4216-LV - Low-Light and Backlight Handling

AXISM4216-LVDomeCamera
Configureyourdevice
1.GotoVideo>Image>Day-nightmode.
2.TurnonAllowillumination.
3.Click
intheliveviewandselectManual.
4.Adjusttheintensity.
BenetfromIRlightinlow-lightconditionsbyusingnightmode
Yourcamerausesvisiblelighttodelivercolorimagesduringtheday.Butasthevisiblelightdiminishes,colorimagesbecomeless
brightandclear.Ifyouswitchtonightmodewhenthishappens,thecamerausesbothvisibleandnear-infraredlighttodeliverbright
anddetailedblack-and-whiteimagesinstead.Youcansetthecameratoswitchtonightmodeautomatically.
1.GotoVideo>Image>Day-nightmode,andmakesurethattheIR-cutlterissettoAuto.
2.Tosetatwhatlightlevelyouwantthecameratoswitchtonightmode,movetheThresholdslidertowardBrightorDark.
3.Tousethebuilt-inIRlightwhenthecameraisinnightmode,turnonAllowilluminationandSynchronizeillumination.
Note
Ifyousettheswitchtonightmodetooccurwhenit’sbrighter,theimageremainssharperasthereislesslow-lightnoise.If
yousettheswitchtooccurwhenit’sdarker,theimagecolorsaremaintainedforlonger,butthereismoreimageblurdue
tolow-lightnoise.
Reducemotionblurinlow-lightconditions
Toreducemotionblurinlow-lightconditions,adjustoneormoreofthefollowingsettingsinVideo>Image>Exposure:
•MovetheBlur-noisetrade-offslidertowardLowmotionblur.
Note
Whenyouincreasethegain,imagenoisealsoincreases.
•SetMaxshuttertoashortertime,andMaxgaintoahighervalue.
Ifyoustillhaveproblemswithmotionblur:
•Increasethelightlevelinthescene.
•Mountthecamerasothatobjectsmovetowarditorawayfromitratherthansideways.
Handlesceneswithstrongbacklight
Dynamicrangeisthedifferenceinlightlevelsinanimage.Insomecasesthedifferencebetweenthedarkestandthebrightest
areascanbesignicant.Theresultisoftenanimagewhereeitherthedarkorthebrightareasarevisible.Widedynamicrange
(WDR)makesbothdarkandbrightareasoftheimagevisible.
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