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LaserAllySpeedLIDAR
OperatorManual
Doc:30157Rev.08
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Laser
Ally
Speed
LIDAR
Operator
Manual
2 DigitalAlly,Inc.|Doc.30157 Rev08
TableofContentsIntroduction......................................................................................... 5
NoticesandPrecautions...................................................................... 6
Caution:Class1LaserProduct......................................................... 6
Caution:PrecisionInstrument......................................................... 6
Caution:UseCareWhenCleaningOptics........................................ 6
Caution:DonotPointtheDeviceattheSun................................... 7
UnpackingandCheckingtheLIDARDevice......................................... 7
Diagram,ControlsandDisplays........................................................... 7
DisplayDescriptions......................................................................... 9
RearPanelDisplay(LIDARinSpeedMode)..................................... 9
HeadUpDisplay(LIDARinSpeedMode)........................................ 9
ControlsandIndicators..................................................................10
LaserFireTrigger........................................................................10
RearPanelControls....................................................................11
ModeControl.............................................................................11
SelfTestInitiation......................................................................12
HUDBrightnessControl.............................................................12
RearPanelDisplayBacklight......................................................12
VolumeControl..........................................................................12
Weather/ObstructionControl....................................................13
Menu/ExitMenu........................................................................13
UpandDownArrows.................................................................13
EnterButton...............................................................................14
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LaserAlly
Speed
LIDAR
Operator
Manual
DigitalAlly,Inc.|Doc.30157 Rev08 3
BatteryVoltageIndications....................................................... 14
Jam
/
ECM
Attempt
Indication
...................................................
15
BasicOperation.................................................................................. 15
BatteryInstallation........................................................................ 16
PoweringOn.................................................................................. 16
SelectingSpeedMode................................................................... 17
UsingtheHUDSightingSystem..................................................... 17
RoadsideSetup.............................................................................. 18
MeasuringVehicleSpeeds............................................................. 18
SpeedDisplayLock......................................................................... 19
SpeedDisplayLockRetention........................................................ 19
Range
Mode
...................................................................................
20
AdvancedControlsandModes.......................................................... 21
WeatherandObstructionModes.................................................. 21
NormalMode............................................................................. 21
WeatherMode........................................................................... 22
ObstructionMode...................................................................... 22
MinimumandMaximumRanges(RangeWindow)....................... 23
DirectionFilter............................................................................... 24
DifferentialDistanceTest.............................................................. 25
DifferentialDistance:LIDARinEnglishUnits(MPH)..................25
DifferentialDistance:LIDARinMetricUnits(KPH)....................27
TimedDistanceMode.................................................................... 28
LoadDefaults................................................................................. 30
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Laser
Ally
Speed
LIDAR
Operator
Manual
4 DigitalAlly,Inc.|Doc.30157 Rev08
ECCMControl.................................................................................30
Input
/
Output
Port
........................................................................31
RecommendedSystemChecks..........................................................31
SelfTest..........................................................................................31
AlignmentTest...............................................................................31
FixedTargetDistance.....................................................................32
Certification........................................................................................32
MaintenanceandGeneralCare.........................................................33
Cleaning..........................................................................................33
Storage...........................................................................................33
GeneralHandling...........................................................................34
LIMITEDWARRANTY..........................................................................35
TroubleshootingandService.............................................................37
Specifications.....................................................................................38
AppendixACosineEffect................................................................40
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LaserAlly
Speed
LIDAR
Operator
Manual
DigitalAlly,Inc.|Doc.30157 Rev08 5
IntroductionThankyouforpurchasingtheDigitalAllyLIDAR
TheLaserAllySpeedLIDARisahighperformanceelectrooptical
productprovidingaccuratespeedanddistancemeasurements
customdesignedforthelawenforcementcommunity. TheLIDAR
providespinpointtargetidentificationviaitsclearheadupdisplay
targetingsystemandfasttargetacquisitionusingsophisticated,
robustdataprocessingalgorithms. TheLaserAllySpeedLIDARwas
designedforlightweightoperationandlongbatterylife.Itprovides
numeroususefulsettingsandfeaturesincludingadvancedECCM
(ElectronicCounterCounterMeasures),weather/obstructionmodesandaUSBinterfaceforeasydatainterfaceandupgrades.
Mostimportantly,eachLaserAllyLIDARcomeswiththesupportof
oneofthemostknowledgeablespeedenforcementexpertwitness
teamsintheindustryhavingdefendedLIDARsystemssincetheir
inceptionintheearly1990s.
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Laser
Ally
Speed
LIDAR
Operator
Manual
6 DigitalAlly,Inc.|Doc.30157 Rev08
NoticesandPrecautions
Caution:Class1LaserProduct
TheLaserAllySpeedLIDARisaClass1Laserproductinaccordance
withU.S.21CFRparts1040.10and1040.11,whichissafeforusein
allintendedoperationmodes. However,standardprecautions
shouldalwaysbetakenwithlaserproducts:
Avoidstaringintotheoutputapertureofthedevice,
AvoiddirectingtheLIDARatotherindividualsforprolonged
periods,
DonotdirecttheoutputoftheLIDARatanyoneusingoptical
instrumentssuchasbinocularsasthiswillincreasetheriskofeyehazard.
Cautionuseofcontrolsoradjustmentsorperformanceof
proceduresotherthanthosespecifiedhereinmayresultin
hazardousradiationexposure.
Caution:PrecisionInstrument
YourLIDARsystemisbuilttobedurableandrobust. However,like
anyprecisionopticalinstrument,careshouldbetakentoprotectthe
unitfromdropsandhardimpacts. Storetheunitinacooldryplace
whenpossible. Avoidtemperatureextremesbeyond 22F(30C)
and140F(60C)
Caution:
Use
Care
When
Cleaning
Optics
Glasssurfacesshouldbecleanedwithasoftclothortissueand
water. IsopropylAlcohol(rubbingalcohol)canbeusedifneeded.
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Laser
Ally
Speed
LIDAR
Operator
Manual
8 DigitalAlly,Inc.|Doc.30157 Rev08
ReceiverAperture
TransmitterAperture
LaserTrigger
BatteryCompartment
HeadUpDisplay
RearPanelDisplay
ControlKeypad
DataConnector
AccessoryAttachmentPoints
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Speed
LIDAR
Operator
Manual
DigitalAlly,Inc.|Doc.30157 Rev08 9
DisplayDescriptions
Thefollowingfiguresshowtypicaldisplaysforboththerearpanel
and(HeadUpDisplay)HUD. SpecialmenudisplaysandHUD
indicatorswillbecoveredintheirrespectivesectionsofthismanual.
RearPanelDisplay(LIDARinSpeedMode)
Head-UpDisplay(LIDARinSpeedMode)
HUDAiming
Reticle
-36
LowBattery
Indicator
SpeedDisplay
Weather/
Obstruction
Indicator
SpeedDisplay
withUnits
VehicleRange
withUnits
LowBatteryIndicator
Weather/
Obstruction
IndicatorTargetAcquired
IndicatorIndicatesUnitin
PowerSave
(Sleep)Mode261.3
TARGETLOCKEDPOWERSAVE
36 MPHFT
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Laser
Ally
Speed
LIDAR
Operator
Manual
10 DigitalAlly,Inc.|Doc.30157 Rev08
Controlsand
Indicators
TheLaserAllyLIDARhasanergonomicallystyledhandlewitha
sealedlaserfiretriggerandaneasytousebackpanelkeypadto
selectmodesofoperationandtailorsettingsforparticular
conditions. Themostfrequentlyusedfunctionshavebeenassigned
adedicatedbuttontoallowforextremelyfastsetupandoperation.
Followingis
a
description
of
the
available
controls
for
your
LIDAR
system.AdditionaldetailsareprovidedintheAdvancedControls
andModessection.
LaserFireTrigger
TheLaserFireTriggerisusedtoturnontheLaserAllyLIDARwhen
theunitisoffandtoinitiatelaserfiringwhentheunitisawakeand
ready.SimplyclickthetriggerandtheLIDARwillwakeupandbereadytofireinafractionofasecond. Note:Iftheunithasbeenoff
foranextendedperiodornewbatterieshavejustbeeninserted,the
devicewillautomaticallyruntheSelfTestroutine.
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Speed
LIDAR
Operator
Manual
DigitalAlly,Inc.|Doc.30157 Rev08 11
RearPanelControls
Allremainingcontrolsarelocatedontherearpanel,adjacenttothe
display. Thefollowingdiagramshowsthelocationofthevarious
buttons. Furtherdescriptionsofthebuttonfunctionsaredetailedin
thefollowingsections.
Note:Somecontrolbuttonsaredualuseandtheirsecondaryfunction
isindicatedbythebluesymbollocatedbelowtheprimarysymbolon
thebutton. Thesesecondaryfunctionsareactiveonlyinmenu
modeafterpressingthe button.
ModeControl
Pressing togglesbetweenDistanceandSpeedMeasurement
Modes. InSpeedModethereardisplaywillshowMPHandFTfor
MilesperHourandFeet;orKPHandMforKilometersperHourand
MetersfordevicesprogrammedwithSIunits. InRangeModethe
displaywillsimplyshowFTorMforrangemeasuredinFeetor
SelfTestMode(Speed/
Range)
Menu
Weather/
Obstruction&
Enter
HUDBrightness
&UpArrow
Volume&
DownArrow
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Ally
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LIDAR
Operator
Manual
12 DigitalAlly,Inc.|Doc.30157 Rev08
Meters. Note:theLIDARisfactorysetforEnglishorSI(metric)units
andcannotbechangedbytheoperator.
SelfTestInitiation
Press toinitiatethesystemSelfTestsequence. Allcritical
internaltimingelectronicsandsoftwarecomponentsarechecked.
Also,alldisplaycomponentsareilluminatedtoallowtheuserto
verifyproperoperation. Apassorfailindicationisgivenattheend
oftheselftest. Apassindicationthenreturnstheoperatortothe
currentmodeofoperation,whileafailindicationwillhalt
operationindicatingtheneedforservice.
HUDBrightnessControl
Usethe buttontotogglethroughthesixHUDBrightness
levels. (Note:
Level1and
Level
2are
typically
used
for
night
operationonlyandwillmostlikelynotbevisibleinnormaldaylight
conditions!)
RearPanelDisplayBacklight
Thebacklightfortherearpaneldisplayisfullyautomatedanddoes
nothaveanon/offcontrol. Thebacklightwillbeilluminatedafter
eachrangeorspeedreading. Itwillbeswitchedoffduringtargeting.
VolumeControl
The buttontogglesthroughthefourvolumelevelsforthe
audibletargettrackingindicator. UseLevel1tosetaudioOFF.
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LIDAR
Operator
Manual
DigitalAlly,Inc.|Doc.30157 Rev08 13
Weather/ObstructionControl
The buttontogglesthesystemthroughthreeenvironmental
modes
1)
WeatherMode:Ellipseandrainindicatoron;minimum
rangeofdevicesettoapproximately250feet(76m)
2) ObstructionMode:Onlyellipseindicatorison;minimum
rangeisadjustedtoignoreobstructionbyrequiringthe
obstructiontobetargetedwithaninitialrangereading,and
thenverifiedwithenterbutton;(seeAdvancedControls
andModes)
3)
NormalMode: Noindicatorson;nochangeinminimum
rangeoftheLIDAR.
Menu/Exit
Menu
The buttonisusedtoenterandexittheLIDARsMenu
system. TheMenusystemallowstheoperatortoadjustcertain
parametersandfeaturesaswellasentertheTime/Distancemode.
(SeeAdvancedControlsandModes)
AftertheMenubuttonispressed,thebluefunctionsonthedualuse
buttonsbecomeactive. Afterallsettingshavebeenselected,
pressing againwillexitthemenusystem.Thegeneral
descriptionofbluefunctionbuttonsareasfollows:
UpandDownArrows
WhileintheMenusystem,the buttonsareusedto
navigatethroughthemenuoptions,tohighlightadesireditem,orto
scrollthroughvariousvalues.
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Ally
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LIDAR
Operator
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14 DigitalAlly,Inc.|Doc.30157 Rev08
EnterButton
The buttonisusedtoselectoractivateaparticularmenuitem
orvalue.
BatteryVoltageIndications
WhentheLIDARunitsbatteriesbegintorunlowonpower,the
batteryindicatorwillilluminateonboththerearpaneldisplayand
HUD. (Note: Therearpanellowbatterysymbolwillbepartiallyfilled
in).Theunitmaycontinuetobeused,andmaylastaconsiderable
amountoftimeparticularlywithlowvolumesettings;howevera
replacementsetofbatteriesshouldbehandytoavoiddowntime.
Whenthebatteriesreachtheendoftheircapacity,therearpanel
willdisplay:
Theunitwillthenautomaticallycountdowntoturnoff.
Note: Significantgainsinbatterylifecanberealizedbysettingthe
audioandHUDbrightnesssettingsatthelowestlevelsrequiredfor
yourenvironment. EvenifyouhavereceivedtheBatteryVoltage
CriticalWarning,
you
may
be
able
to
restart
the
LIDAR
and
gain
usabletimebyswitchingthebrightnessandvolumetothelowest
acceptablelevels.
BatteryVoltage
Critical
Shutdown
in5Seconds
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Speed
LIDAR
Operator
Manual
DigitalAlly,Inc.|Doc.30157 Rev08 15
Jam/ECMAttemptIndication
TheLaserAllyLIDARcontainssophisticatedcountermeasuresto
defeatLIDARJammingdevicesavailableintheconsumermarket
place,whilecontinuingtodisplayaccuratespeedreadings. The
systemalsoindicateswhenajammerorotherElectronicCounter
Measure(ECM)isdetectedonthetargetvehiclebydisplayingthe
phraseJamECMonthereardisplayandflashingthe
symbolintheHUD. Notethatextremelybrightsurfacesonthe
targetvehicle,suchashighbeamheadlightsorsunreflectionscancausethejamindicatorstoturnon. Ifyouexperienceanydifficulty
lockinginaspeedreadingwhenJamisindicated,trymovingthe
HUDaimingpointtoanotherlocationonthevehicle.
BasicOperationThefollowingsectionsgiveanoverviewofthebasicoperationofthe
LaserAllyLIDARfornormalspeedmeasurementapplications. Be
suretoreviewtheRecommendedSystemCheckssectionto
understandthesuggesteddailyperformancechecksandperiodic
certifications. Additionaldetailsofspecialfeaturesandother
operationmodesaregiveninAdvancedControlsandModes
sections.
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Ally
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LIDAR
Operator
Manual
16 DigitalAlly,Inc.|Doc.30157 Rev08
BatteryInstallation
Unscrewtheendcapatthebottomofthe
handlebyturningcounterclockwise.
InserttwoCcellbatteries,positiveendfirst,
intothehandlecompartment. Replacethe
endcapandscrewclockwiseuntilthecapis
securelyinplace. Donotovertighten!
Note:The
Laser
Ally
LIDAR
is
designed
to
use
qualityalkalineCcellsfrombrandname
manufacturers. Thedevicealsofunctionswith
rechargeableNiMHCcellssuppliedwiththeoptional
RechargeableBatteryKit.
Caution:TheLIDARsbatteryendcapformspartofthewatertight
sealprotectingtheunitfromrainandmoisture. Pleasebesureto
changebatteriesinadryenvironment.
PoweringOn
Whenfreshbatteriesareinstalled,theunitwillNOTautomatically
powerup. Simplyclickthelaserfiretriggertoturnontheunit. The
LIDARsrearpanelandHeadUpDisplayswillactivate. (Note:
Ifthe
LIDARisinactiveforaperiodoftime,itwillautomaticallypower
downtoconservebatterylife. Ifthishappens,simplyclickthefire
triggeragaintowakeuptheunit.)
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Speed
LIDAR
Operator
Manual
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SelectingSpeedMode
TheLIDARwillnormallypowerupinSpeedmode,unlessitwas
recentlyusedinadifferentmode. IfSpeedmodeisnotdisplayed
onpowerup,simplypress untilthebackpaneldisplays:
UsingtheHUDSightingSystem
TheHeadUpdisplayprovidesaprecisionaimingreticle,speed
reading,andotherstatusinformation. Tofindthesightingreticle,
clickthetriggertowakeuptheLIDARandlookdirectlythroughthe
HUDlettingyoureyesfocusonatargetwellinfrontoftheLIDAR
unit. IfyouhaventusedaHUDdevicebefore,itmighttakeaminute
ortwoforyoureyestoadjustthefirsttime.
(Note:MakesuretheLIDARsbrightnesssettingisonmediumorhigh
ifworking
in
daylight.)
MPH
FT
HUDAiming
Reticle
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Ally
Speed
LIDAR
Operator
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TheLIDARslaserbeamisinvisible,butwillbecontainedwithinthe
aimingreticle. Thisisyouraimpointfortargetvehicles.
RoadsideSetup
WhenfirstlearningtousetheLaserAllyLIDAR,itisbesttoselecta
straightstretchofroadwaywithalineofsightof500ft(150m)or
more.
Approachingorrecedingvehiclesshouldbetargetedsuchthatyour
lineofsightthroughtheHUDisasparallelaspossibletothepathof
thetargetvehicle. Thiswillminimizethecosineeffectasdescribed
inAppendixAofthismanual. (Note: Thecosineeffectappliesto
bothRADARandLIDARsystemsandalwaysresultsinaslightlylower
thanactualreading.) Agoodruleofthumbforapproximately
straightroadwaysistotargetavehicleatarangewhichisatleast
tentimestheoperatorsperpendiculardistancetothevehicleslaneoftravel. Forexample,iftheoperatoris30feet(9m)fromthe
vehicleslaneoftravel,thevehicleshouldbetargetedat300feet
(90m),orgreater. Thiswouldresultinameasuredspeedreading
whichwasapproximately0.5%lessthanactual.
MeasuringVehicleSpeeds
Forapproachingtargets,aimtheLIDARsreticleatthefrontgrillor
frontlicenseplateofthevehicle. Goodtargetsforrecedingvehicles
arethelicenseplateortaillights. Usetheboundariesofthereticle
patterntoensureonlytheintendedvehicleisbeingtargeted.
Squeezeandholdthelaserfiretriggerwhilemaintainingyouraim.
YoumayhearanintermittentaudibletoneastheLIDARsearchesfor
avalidtargetsignal. YouwillalsoseedisplayedintheHUD
indicatingthelaserisfiringandareadingisbeingacquired. Once
targetvehicledataisidentified,theLIDARwillproduceacontinuous
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Speed
LIDAR
Operator
Manual
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lowerfrequencytone. Whenthedatafromthevehiclereachesan
acceptableaccuracylevel,audibletonewillswitchtoacontinuous,
higherfrequencyandthevehiclespeedreadingwillbedisplayedin
theHUDandonthebackpanel.
Note:Attypicaldistancestheaboveacquisitionsequencecanhappen
veryquicklyandyoumaysimplyhearthehighfrequencytoneand
seethespeeddisplayimmediately.
Apositivespeedreadingwillbeshownforanapproachingvehicle,
whilerecedingvehiclesareindicatedwithanegativereading.(Note:
BoththeHUDandthebackpanelwillshowasignforreceding
vehicles.)
TheLaserAllyLIDARwillcontinuouslyupdatethetargetsspeed
readingatanapproximaterateof3timespersecondaslongasthe
triggerisdepressedandthedataqualityisacceptable. Whilenot
required,itisrecommendedtotrackthevehicleforatleast1second
toestablishrobustconfidenceinthespeedreading.
SpeedDisplayLock
Onceadesiredspeedreadingisacquired,theoperatorcanlock
thespeedreadingontherearpaneldisplaybysimplyreleasingthelaserfiretrigger. Ifaspeedreadingislostaftertrackingavehicle,
thelastspeedreadingwillflashforapproximatelytwoseconds,
givingtheoperatoranopportunitytolockinthevehiclesspeed.
Note: Theflashingspeedreadingwillbeimmediatelyoverwrittenif
theoperatoracquiresanewspeedreading.
SpeedDisplay
Lock
Retention
Onceaspeedislockedintothereardisplay,itwillberetainedthere
forupto20minutes. Ifthelaserfiretriggerisdepressedwithin30
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Ally
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secondsafterthespeedislocked,thedisplaywillclearandprepare
foranewreading. Ifnobuttonsarepressedfor30secondsafterthe
speedreadingislocked,theunitwillgointoasleepmode,turning
offtheHUDanddisplayingPowerSaveontherearpanelalong
withthelockedreading. InthePowerSavestate,afirstlasertrigger
pullwillwaketheLIDARbutretainthelockedreading. Asecond
pullwillthenclearthereading. Thisfeatureisintendedtoaidin
preventingtheoperatorfromaccidentallyclearingthelocked
reading.
RangeMode
TheLIDARsystemcanbeusedtomeasuredistancestoavarietyof
targets. ToenterRangeMode,presstheModeButton until
therearpanelsdisplays:
UsetheaimingreticleintheHUDtoselectyourdesiredtarget.
Squeezeandholdthetriggeruntilarangereadingisdisplayedinthe
HUDandontherearpaneldisplay. Thetriggermaybecontinuously
heldastheunitismovedfromtargettotargetforquicklychecking
multipleranges. Thelastrangereadinginthedisplayislockedwhen
thetriggerisreleased. Rangereadingsaredisplayedintenthsofa
footontherearpanelandintheHUDupto999.9FT(or999.9m).
Abovethis,rangereadingsaredisplayedtothenearestintegerfoot
ormeter.
FT
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Operator
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Themaximumtargetdistanceis6000feet(1828m)whichcanbe
obtainedfromhighlyreflectivesurfacessuchasretroreflectiveroad
signsorvehicletaillights. Therangetononretroreflectivetargets
willvarydependingupontheirinfraredreflectivity. Typicalranges
are>1800feet(548m)fromatreewithgreenfoliage,>2000feet
(610m)toawhiteconcretebuildingand1000feet(305m)froma
veryblack,nonreflectivetarget. Theminimumrange(inNormal
Weather/ObstructionMode)is10feet(3m).
AdvancedControlsandModes
WeatherandObstructionModes
The buttonisusedtoselectoneofthreeenvironmental
operatingmodes:
1. NormalMode
2.
WeatherMode
3.
ObstructionMode
ToselectaparticularWeather/Obstructionmodesimplypressthe
button. Therearpanelwilldisplaythecurrentmodeof
operation. Continuetopressthe buttontotogglethrough
thethreemodesselectingthedesiredmodeasdescribedbelow:
NormalMode
InNormalMode,theLIDARhasnoadditionalrestrictionsplaced
upontheminimumdistanceatwhichatargetcanbeacquired
(besidesthenormalminimumrangespecification). Ifrain,snow,fog
orotherobstaclesarepresentinthelineofsighttothetarget,itis
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Ally
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22 DigitalAlly,Inc.|Doc.30157 Rev08
possibletheLIDARwillreceivesignalsfromtheseobjectspreventing
areadingfrombeingdisplayedonthetargetedvehicle. Toselect
NormalMode,togglethroughthethreemodesandselectNormal.
WaitforacoupleofsecondsandtheLIDARwillreturntoRangeor
Speedmode. Nospecialiconswillbedisplayed.
WeatherMode
SelectWeatherModetoimprovetheLIDARsabilitytoshoot
throughrain,snow,fog,orotherairborneparticulatessuchasheavy
dustorsand. Afterpressing ,togglethroughthethreemodes
toselectWeatherMode;waitforacoupleofsecondsandtheLIDAR
willreturntoRangeorSpeedmodewiththeWeathermode
activated. TheWeatherindicator willbedisplayedinboththe
HUDandtherearpaneldisplay. InWeathermode,theLIDARwill
notacquire
any
targets
within
250
ft
(76m). However,
due
to
its
smarttargetlockcapability,theLIDARwillcontinuetotrack
oncomingcarsinsidethe250ftlimit,providedtheywereinitially
acquiredoutsideofthisrange.
ObstructionMode
SelectObstructionModetoallowtheLIDARtodetecttargetsbeyond
smallobstructionssuchastreelimbs,wiresorseethroughfence
material. Togglethroughthethreemodesusingthe button
andstoponObstructionMode. Waitforacoupleofsecondsandthe
LIDARwillpromptyoutoshoottheobstructionorpresstheMenu
button toexitwithouteffectingchanges. IfObstruction
Modeisdesired,aimattheobstructionandpullthetriggerto
measurethedistancetotheobstruction. Thedistancewillbe
displayedintherearpanel. Ifyouarenotsureyouhitthecorrect
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LIDAR
Operator
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object,simplypullthetriggertoacquireanotherrange. Onceyou
aresatisfiedwiththerangereading,presstheEnter buttonto
accept. Theobstructionsymbol willbedisplayedintheHUD
andonthebackpanel. TheLIDARwillnowignoreallobjectsupto
andslightlybeyondtheobstruction.
Note: Youmusthaveatleastapartiallyclearlineofsighttothe
targetbeyondtheobstruction.AlsopleasenotethatObstruction
Modeis
designed
for
overcoming
one,
fairly
well
defined
obstruction.
Itisnotintendedtofunctionwithmultipleobstructionsatdiffering
distancesalongthelineofsight.
MinimumandMaximumRanges(RangeWindow)
WhileinSpeedmode,TheMinimumandMaximumRangesettings
are
used
to
set
limits
(or
a
range
window)
outside
of
which,
speed
readingswillnotbedisplayed.
Toadjusteitherofthesesettings,pressthemenubutton and
thenusetheup/downarrows todisplayMinimum
RangeorMaximumRange. PresstheEnterbutton to
select. Thedisplaywillgiveyoutheoptiontousetheup/down
arrowstosettherangeorshootobjecttousetheLIDARsrange
functiontosettherangelimit. Tomanuallysettherange,simply
usetheup/downarrowbuttonstosetthedesiredlimitingdistance.
Ifthearrowbuttonsarehelddown,theunitswillchangeinlarger
incrementsafterabout10seconds. Whenthedesiredrangevalueis
inthedisplay,presstheEnterbutton toaccept. Note,once
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theoperatorbeginstousetheup/downarrowbuttonstosetthe
rangelimit,theshootoptionwillnolongerbeavailable.
Alternatively,theMinimumand/orMaximumrangevaluesmaybe
setbyshootingatargetthatrepresentstheparticularrangelimit
(suchasaschoolzoneorworkzonesign). ToshoottheMinimumor
Maximumrange,enterthedesiredmenuandinsteadofusingthe
up/downarrows,pullandholdintheLIDARtriggerandaimatthe
targetthatrepresentstheMinimumorMaximumrange. Youmay
rangetothetargetmultipletimesuntilyouarepositivethecorrect
targethasbeenselected. PresstheEnterbutton toconfirm
thevalue. OncetheMinimumand/orMaximumrangevaluesare
set,theLIDARwilldisplayonlyspeedsbetweenthesevalues. Ifa
vehicleisacquiredoutsideofthisrangewindow,atargetacquired
audibletonewillbeheardbutdashes( )willbedisplayedinthe
HUDandonthereardisplayinthespeedreadingarea. Alsothe
wordwindowwillbedisplayedtoindicatethetargetwasacquired
outsideoftheallowablerangewindow. Toquicklyremovethe
RangeWindowsettings,usetheMenubutton,thenusethearrow
buttonstoselectLoadDefaults. PresstheEnterbuttontoresetall
usersettingstodefaultvalues. Note: TheadjustableMaximum
RangeMenu
may
not
be
available
on
some
units
where
jurisdictions
mayfixthemaximumrangeallowedfortheLIDARdevices.
DirectionFilter
TheLaserAllyLIDARallowstheusertosetthesystemtodisplay
speedson:1)OnlyapproachingVehicles,2)OnlyrecedingVehicles
or3)Bothapproachingandrecedingvehicles. Thedefaultvalueis
setforbothapproachingandrecedingvehicles.
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TosettheDirectionFilter,presstheMenubutton thenuse
theup/downarrows untilDirectionFilterisdisplayed
ontherearpanel. PresstheEnterbutton andthenusethe
up/downarrowstodisplaythedesiredfiltersetting:APPROACH,
RECEDE,orBOTH. PressEnter toacceptthesetting.
TheLIDARwillreturntothecurrentoperatingmode(rangeor
speed).
Note: IfavehicleistargetedinadirectionoppositethatoftheFilter
selection,theLIDARwillstilloutputthesolidaudibletone,however
theHUDandrearpanelwillshowinthespeeddisplayarea.
Therear
panel
will
also
display
the
indication
Approach
or
Recede toindicatethatavehiclehasbeentargetedtravelingina
directionoppositetothatoftheFilter.
DifferentialDistanceTest
Note:TheDifferentialDistanceTestisanoptionalaccuracycheck
preferredbysomejurisdictions. Itisnotamanufacturerrequiredtest
fordaily
system
checks.
This
function
provides
aslightly
different
test
forLIDARUnitssetupinEnglishversusMetricunits,sopleasereview
carefully.
DifferentialDistance:LIDARinEnglishUnits(MPH)
The(MPH)DifferentialDistanceTestusestwofixedtargets
separatedbyapreciselyknowndistance. UsingtheLIDARsrange
functiontodeterminetheseparationbetweenthetargets,coupled
withtheinternalacquisitionperiodoftheLIDARsspeedmode,the
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testprovidesasimulatedspeedreading(inMPH)whichshouldbe
doublethetargetseparationmeasuredinfeet.
Usetwoflattargets,approximately2ftx2ftsquare,paintedflat
white. Placethetargetsatprecisedistancesfromazeropoint
wheretheLIDARwillbepositioned. Thetargetsshouldbesetat
integerfeetvaluesfromtheLIDARzeropointandshouldbe
approximately25ftapart. Recommendedtargetdistancesare50.0
ftand75.0ftfromtheLIDARunit. EnsurethefrontendoftheLIDAR
unitispositionedexactlyatthezeropoint,usingatripodif
necessary.
OntheLIDARunit,presstheMenubutton thenusethe
up/downarrowsuntilDiffDistanceisdisplayed. PressEnter
. Carefullyobtainarangereadingfromthefirsttargetand
thenpressEnter . Carefullyobtainarangereadingfromthe
secondtargetandthenpressEnter . TheLIDARwillthen
displaythesimulatedspeedonthereardisplay. Thespeedreading
shouldbewith+/ 1MPHoftwicetherangeseparationasmeasured
infeet. Forexample,usingthetargetdistancesof50.0and75.0ft,
thesimulatedspeedreadingshouldbe2x25.0=50MPH+/1MPH.
Soasimulatedreadingof49,50or51wouldpassthetest. Press
Menu toexittheDifferentialDistanceTestandreturntothe
normaloperatingmode.
IftheLIDARdoesnotpassthetest,carefullyrecheckthedistances
andrepositionthetargetsandLIDARifnecessarythenrepeatthe
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test. Iftheunitcontinuestofailthetest,pleasecontactcustomer
service.
DifferentialDistance:LIDARinMetricUnits(KPH)
The(KPH)DifferentialDistanceTestusestwofixedtargetsseparated
byapreciselyknowndistance. UsingtheLIDARsrangefunctionto
determinetheseparationbetweenthetargets,theKPHDifferential
DistancetestprovidesaquickcheckoftheLIDARsabilitytomeasure
thedistancebetweentwotargets.
Usetwoflattargets,approximately0.5mx0.5msquare,paintedflat
white. Placethetargetsatprecisedistancesfromazeropoint
wheretheLIDARwillbepositioned. Thetargetsshouldbesetat
integerfeetvaluesfromtheLIDARzeropointandshouldbe
approximately10mapart. Recommendedtargetdistancesare
20.0mand30.0mfromtheLIDARunit. EnsurethefrontendoftheLIDARunitispositionedexactlyatthezeropoint,usingatripodif
necessary.
OntheLIDARunit,presstheMenubutton thenusethe
up/downarrowsuntilDiffDistanceisdisplayed. PressEnter
. Carefullyobtainarangereadingfromthefirsttargetand
thenpressEnter . Carefullyobtainarangereadingfromthe
secondtargetandthenpressEnter . TheLIDARwillthen
displaythedistancebetweenthetwotargetsonthereardisplay.
Thedistanceshouldbewithin0.5moftheactualdistancebetween
thetargets.
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IftheLIDARdoesnotpassthetest,carefullyrecheckthedistances
andrepositionthetargetsandLIDARifnecessarythenrepeatthe
test. Iftheunitcontinuestofailthetest,pleasecontactcustomer
service.
TimedDistanceMode
TheTimedDistanceModeallowstheLIDARunittobeusedto
determineavehiclesaveragespeedoveraknowndistancebetween
twovisible
reference
objects
along
the
roadway.
ToentertheTimedDistanceMode,pressMenu andthenuse
theup/downarrows todisplayTimedDistanceonthe
reardisplay. PressEnter . Therearpanelwilldisplay:
Theoperatormaynowenterthereferencedistanceinfeet(meters)
betweenthetworeferenceobjectsusingtheup/downarrows
. Alternatively,theoperatormayshootthetworeference
pointstodeterminethedistancetobetraveled.
TimedDistance
200
or
ShootObject
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Note:Thereferencedistancemustbeatleast200feet(60meters).
Note:
Ifthe
operator
elects
to
shoot
the
distance
to
the
reference
objects,pleaseensurebothreferencepointsareononesideofthe
operatorandinastraightlinewiththeoperatorsposition. The
LIDARwillsubtractthetworeadingstodeterminethedistance.
Toshootthedistances,simplyaimatthelongerrangereference
objectfirstandpullthetriggertoobtainadistancereading. Release
thetriggertolockinthedistancereading. Ifyouarenotsatisfied
withthereading,youmaysimplyaimandshootthefirstreference
objectagain. Onceyouaresatisfiedwiththereading,pressEnter
. Theunitwillpromptyoutoshootthesecondreference
object. Ifthesecondreferenceobjectislocatedwhereyouare
standingwiththeLIDAR,simplypressEnter . Otherwise
shootthesecondreferenceobjectandpressEnterwhensatisfied
withthedistancereading. Theunitwillshowthedistancebetween
thereferenceobjects.
Atthispointyouhaveeitherenteredthereferencedistanceor
determineditbyshootingthereferenceobjects. Ifthereference
distanceisacceptable,PressEnter . Otherwisepressthe
Menubuttontoescapefromthemenusystem.
Oncethereferencedistanceisaccepted,thereardisplaywillshow
thereferencedistanceandinstructionstoClickTriggertoStart.
Clickthetriggerwhenavehiclecrossesthefirstreferenceobject
pointtostartthetimer. Clickthetriggerasecondtimetostopthe
timer. Theunitwilldisplaytheaveragespeedofthevehicleonthe
rearpanel.
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Tomeasuretheaveragespeedofadditionalvehicles,simplyclickthe
triggeroncetocleartheoldreadingandtimerisrearmedforanew
reading.
LoadDefaults
ThefactorydefaultsettingsfortheLIDARcanberestoredatany
timebypressing thenselectingLoadDefaultsusingthe
up/downarrows andpressingEnter . This
commandrestoresdefaultbrightnessandaudiolevelsaswellas
settingsforMinimumandMaximumrangevalues.
ECCMControl
TheECCMmenuallowstheoperatortotemporallydisablethe
LIDARsElectronicCounterCounterMeasure(antijamming)system.
ToactivateordisabletheECCM,press thenusetheup/down
arrows toselectECCMandpress . Thenuse
theup/downarrowstoselectActiveorDisabledandpress
toconfirmyourselection. IfECCMisdisabled,theLIDARunit
willreturntoECCMActiveifitisnotinuseforafewhours,ifthe
batteriesarereplaced,orifLoadDefaultsisselected.
Note: WhiletheLaserAllyisfullyfunctionalwithECCMsetto
Disabled,theECCMsettingshouldbeleftintheActivestate
duringnormaloperationtogivethefullprotectionagainstlaser
detectorsandjammers.
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Input/OutputPort
AneightpinDINstyleconnectorislocatedontherightsideofthe
unit. Thisconnectorcanbeusedtocollectspeedandrange
measurementdataduringoperationusingaspecialUSBcable
providedbyDigitalAlly. Contactthemanufacturerforfurtherdetails
regardinguseoftheI/Oport.
RecommendedSystem
Checks
TheLaserAllyLIDARsystemisdesignedtoprovideyearsofservice
withlimitedmaintenance. Theunitusessophisticateddigitally
lockedelectronicstoensurecontinuedaccuracy. Howeverwe
recommendperformingthefollowingsystemchecksbeforeeach
shifttoensureconfidenceintheinstrument:
SelfTest
InitiatethesystemSelfTestbypressingthe button. All
criticalinternaltimingelectronicsandsoftwarecomponentsare
checked. Also,alldisplaycomponentsareactivatedtoallowthe
usertoverifyproperoperation. Apassorfailindicationisgivenat
theendoftheselftest. Apassindicationthenreturnsthe
operatortothecurrentmodeofoperation,whileafailindication
willhaltoperationindicatingtheneedforservice. TheSelfTestwill
alsoinitiateautomaticallyanytimetheLIDARisturningonfroman
offstatesuchasachangeinbatteriesoraftertheLIDARisidlefor
afewhours.
AlignmentTest
VerifythealignmentoftheHUDaimingreticlebyselectingatarget
withstraightboundariessuchasatelephonepoleorroadsignata
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distanceof>100feet(30meters). SettheunittoRangeMode.
Whileholdingthetriggerin,slowlypantheaimpointonandoffthe
targetedge,verifyingtherangereadingintheHUDchangesasthe
reticlepassesontothetarget. Theprecedingverifieshorizontal
alignment. Rotatetheunit90ontoitssidewhilecontinuingtolook
throughtheHUDandrepeattheabovetesttoverifyvertical
alignment.
Fixed
Target
Distance
TheLaserAllyLIDARusestimeofflightlaserdistancemeasurement
asitscoretechnologyindeterminingvehiclespeed. Thereforea
quickcheckofunitsrangingaccuracyissuitablefordailyconfidence
checks. Locateaflattarget,ataknownrangebetween50and200
feet(15and60meters). (Note:thetargetdistanceshouldbe
carefullyconfirmedwithasteeltapemeasureorprofessionalsurvey
device.) EnsurethefrontoftheLIDARunitisatthezeropoint,and
carefullyobtainrangereadingsfromthetarget. Verifythereadings
arewithin+/ 1foot(+/ 0.3meters)oftheactualrange.
Iftheunitdoesnotpassbothoftheabovetests,carefullycheckyour
setupandperformthetestagain. Iftheunitstilldoesnotpass,
pleasecontactyourspecifiedservicerepresentative.
CertificationThemanufacturersuggeststhatyourLIDARunitbereturned(orsent
toanauthorizedtestinglaboratory)forcertificationatleastonceper
year. Thecertificationprocesswillprovidedetailedcheckson
alignmentandmechanicalintegrityaswellasverificationtestingagainstcontrolledspeedsfrom5to200MPH(8to321KPH).
ContactDigitalAllyforfurtherinformation.
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MaintenanceandGeneralCareYourLaserAllyLIDARisdesignedtokeepperformingwithverylittle
usermaintenance. Besidesreplacingthebatteries,therearenouser
serviceablepartsandtheunitshouldNOTbedisassembled.
Cleaning
PeriodiccleaningofthefrontlensesorHUDglassisonlynecessaryif
theyacquiresignificantdirtorotherdebristhatlimitsoptical
transmission. Ifcleaningisnecessary,usecompressedairorasoftbrushtoremoveloosedebrisfirst. Thenuseasofttissuewithwater
orisopropylalcohol,wipingfromthecenterofthelensoutwardina
spiralmotion. TheHUDglassmaybecleanedwithacottonswabto
facilitatereachingthesurfaces. Note: Ifyouencounterastainor
speckthatcannotberemovedwithgentlepressure,donotincrease
thecleaningpressureasthismaydamagethelenscoatings. Small
scratchesandstainsduringthelifetimeofaunitarenormalandwill
notnoticeablyaffecttheperformanceoftheLIDAR.
Ifnecessary,themainbodyoftheLIDARcanbecleanedwithsoapy
waterormildhouseholdcleaningsolutions. Avoidtheuseof
acetoneorammonia.
StorageWhennotinuse,theLaserAllyLIDARshouldbestoredinmoderate
temperature,dryenvironments. Avoidleavingtheunitinexcessively
hotorcoldareassuchasthedashboardofacarinsummerorinthe
trunkonextremelycoldnights. WhenstoringtheLIDARinholsters
orothercontainersusedonmotorbikesorvehicles,donothard
mounttheLIDARtothecontainer;insteaduseacushioned
container. Hardmountingtovehicleframescancoupleexcessive
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vibrationintotheLIDARunitresultingindamagetointernal
components.
GeneralHandling
TheLaserAllyLIDARisbuilttoberuggedandenduremanytypesof
accidentimpactsanddrops. However,pleaserememberthatmuch
likeacamera,theLIDARisaprecisionopticalinstrumentthatshould
behandledwithreasonablecare. Avoiddroppingorthrowingthe
unitinto
the
patrol
car
as
hard
surfaces
can
scratch
or
break
the
glasscomponents.
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LIMITEDWARRANTYWewarrantthatourLaserAllyLIDARSystemwillbefreefrom
defectsinworkmanshipandmaterialforaperiodof12monthsfrom
thedateofpurchasebytheoriginalpurchaser. Ifanydefectis
discoveredthroughnormalandproperuseoftheunitduringthis
period,thedefectwillberepairedortheunitwillbereplacedatour
factoryoratoneofourauthorizedservicecentersatnocosttothe
purchaser.Thepurchasermustreturnthedefectiveunittothe
factoryoroneofourauthorizedservicecenters,freightprepaid.We
willpayforshippingchargesforthereturnoftheunit.Thiswarranty
appliesonlytostructuraldefectsintheexternalhousinganddefects
inaunitsinternalelectroopticalcomponentsandcircuitry,andis
voidastounitsthathavebeenopenedwithoutpriorauthorization,
have
experienced
unauthorized
repairs,
or
have
had
unauthorized
modifications.Thiswarrantydoesnotcoverthefollowing:
Normalwearandtearontheunitsuchasbatteries,broken
connectors,orscratchedorbrokenexteriorcomponents
includingopticalcomponents.
Damage
caused
by
operator
abuse
or
neglect.
Damagecausedbyincorrectuseoftheunit,carelessness,
unauthorizedalterationstotheunit,improperstorageofthe
unitorunauthorizedservice,installationorrepairsmadeto
theunit.
Damagecausedbyfire,flood,lightning,vandalism,collision,
ActsofGod,orothereventsbeyondthereasonablecontrol
ofDigitalAlly,Inc.orthepurchaser.
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Damagetoexternalpartsoftheunitsuchasbuttons,
connectors,wires,andcables,etc.
Damagefromuseoftheunitinhostileoperating
environments.
Wereservetherighttochargeforrepairstoaunitduringthe
warrantyperiodmadenecessarybecauseofanyoftheforegoing
causesatourstandardratesforrepairofunitsnotunderwarranty.
Thepurchaserassumesallriskofusefromitspurchaseanduseof
theunit.Harmfulpersonalcontactwithaunitmightoccurinthe
eventofviolentmaneuvers,collisions,orsimilarcircumstances,even
iftheunitwasproperlydeployedandused.Wearenotresponsible
for,andwespecificallydisclaimanyliabilityforinjurycausedbya
unitinsuchcircumstances.
THISWARRANTYISGIVENINLIEUOFALLOTHERWARRANTIES.
THEREARENOWARRANTIESTHATEXTENDBEYONDTHIS
STATEMENT.ALLIMPLIEDWARRANTIESAREDISCLAIMED,
INCLUDING,WITHOUTLIMITATION,WARRANTIESOF
MERCHANTABILITY,NONINFRINGEMENT,FITNESSFORA
PARTICULARPURPOSE,ANDWARRANTIESIMPLIEDFROMA
COURSEOF
DEALING,
COURSE
OF
PERFORMANCE
OR
USAGE
OF
TRADE.THEPURCHASERSSOLEANDEXCLUSIVEREMEDYFORA
WARRANTYCLAIMWILLBETHEREPAIRORREPLACEMENTOFA
UNIT.
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TroubleshootingandService
Symptom PossibleCauses
Unitwillnotpowerupwhen
triggerispulled
1.
Replacebatteries.
2.
Checkthatbatteriesare
insertedcorrectly.
HeadUpDisplayisnotvisible CheckHUDbrightnesssetting
Audiotoneindicatesan
acquiredspeed,butthedisplays
showdashes
1.
Speedislessthan5
MPH(8KPH).
2.
Speedwasacquired
outsidethesetrange
windowsordirection
filter. AdjustMin/Max
RangesorDirection
settingsinMenu.Unithasdifficultyacquiring
speedreading
1.
UseWeatheror
ObstructionModeif
necessary.
2.
SteadyLIDARforbetter
aiming.
Unitwillnotobtainreadingsat
closeranges
1. DisableWeatherMode
ifon.2. DisableObstruction
Modeifon.
3.
MinimumRangein
SpeedModeis50feet
(15meters).
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Specifications
Weight: 2.5lb(1.14kg)withbatteries
Dimensions: 4.5x6.75x9.75inches
(11.4x17.1x24.8cm)
AcquisitionTime: 1/3Second
SpeedAccuracy: +/ 1MPH(+/ 2KPH)
MinimumRange: SpeedMode 50ft(15m)
RangeMode 10ft(3m)
WeatherMode 250ft(76m)
SpeedMax/Min: +/ 5to200MPH(+/ 8to320KPH)
SpeedMode: True,Fulltime,ContinuousTrackingHistory
DistanceAccuracy: +/ 0.5ft(+/ 15.0cm)onesigma
DistanceResolution: 0.1ft(3.0cm)
BeamDivergence: 2.5milliradian
LaserSource: Diode,905+/ 10nm
EyeSafety: FDACDRHClass1
TemperatureRange: 22Fto+140F(30Cto+60C)
PowerSource: TwoCcells;HighQualityAlkalineorNiMHRechargeable
BatteryLife: Upto25HoursofOperation(AlkalineC cell)
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Environmental: WaterprooftoIP67
AdditionalFeatures: TimedDistance(Stopwatch)Mode
ObstructionMode
AdvancedAntiJammingECCM
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AppendixACosineEffectThetermCosineEffectastypicallyusedinlawenforcementspeed
measurementreferstothereductionofavehiclesmeasuredspeed
usingRadarorLasersystemsascomparedtotheactualvehicle
speed,whentargetingthevehicleatanangle. Thediagrambelow
showsthelineVasthevehiclestraveldirectionandtheLIDARoperatorslineofsightOtothetargetvehicle. Theanglebetween
thesetwolinesislabeledtheta. Motionofthevehiclealong
LineVisprojectedontotheLIDARoperatorslineofsightLineO.
Usingstandardtrigonometry,thisprojectedmotioncanbeshownto
be:
O= VxCOS
O
V
LineV
LineO
d
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