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1、增强现实ARAugmentedreality(RealityAugmented,referredtoasAR),isanewtechnologydevelopedonthebasisofvirtualreality,alsoknownasmixedreality.Isprovidedbythecomputersysteminformationtechnologyincreasestheuser'sperceptionoftherealworld,theapplicationofthevirtualinformationintotherealworld,andcomputer-gener
2、atedvirtualobjects,sceneorsysteminformationsuperimposedontherealscene,soastorealizetheenhancementofreality.ARAperfectARsystemincludesanumberofdisciplines,includingthetechnologyofsystemdisplayandpositioningtechnology,virtualrealityfusiontechnologyanduserinteractiontechnologyisthebasicsupporttechn
3、ologytoachieveaARsystem.HeadmounteddisplayProjectiontype(displaytechnology)HandhelddisplayCommonliquidcrystaldisplayDisplaytechnologyofARsystemTrackingandpositioningtechnologyDuetotheperfectcombinationofvirtualandrealobjects,itisnecessarytocombinethevirtualobjectsintotherealworld.Thisprocessisca
4、lledregistration(Registration).Therefore,trackingandpositioningsystemARmustbecapableofdetectingtheobserverlocationinthescene,fromtheperspectiveofthedirectionofmovement,eventhesituation,inordertohelpthesystemdeterminewhatvirtualobjects,andinaccordancewiththeobserver'sfieldofviewcoordinatereconstr
5、uction.IndustrialmaintenancefieldThisislikelytobeappliedtoenhancetherealityofthefirstindustry.Themarkercanbeconnectedtoaspecificobjectthatisbeingconstructed,andtheaugmentedrealitysystemcandescribetheimageonit.Thisisarelativelysimpleformofaugmentedreality,becausethesystemonlyneedtoknowtheuserrela
6、tivetothelocationoftheobjecthesaw,anddonothavetotracktheexactphysicallocationoftheperson.TourismdomainPeopleinthebrowse,visitatthesametime,throughtheaugmentedrealitytechnologywillreceivethroughtheconstructionofrelevantinformation,towatchtheexhibitsrelateddata.MilitaryfieldAugmentedrealitysystems
7、canprovidethearmywithimportantinformationaboutthesurroundingenvironment,suchastheentrancetotheothersideofthebuilding,whichisabitlikeXrayvision.Augmentedrealitydisplaycanalsohighlightthearmy'smobile,sothatsoldierscanbetransfe
