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IDFADocLabCompetitionforDigitalStorytelling In3Dfilm,theillusionofdepthiscreatedbyusingtwocameras.Whenweviewtheresultingtwolayers,ourbrainresolvesthetwoshotsintoasingleimage.CharlieShackletonexperimentswithawayofachievingthesameeffect,butusingjustonecamera—byduplicatingtheshotandlayeringitoverthefirstwithaveryslightdelay. Whilescenesshotwithastaticcamerashownwiththismethodlookslightlyblurred,trackingshots—forwhichthecameramovesfromonesidetotheother—suddenlygaindepth:oneeyeseeseverythingafractionofasecondlaterthantheother,creatingastereoscopiceffect.Andthefasterthecameramoves,thestrongertheillusionofdepth. InhisVRlectureLateral,ShackletondrawsonfeaturefilmsbyChantalAkerman,AndrejTarkovskiandotherstoexaminethephysicalrealityofseeing,andrevealahiddenlayerinthemedium.Physicshasrarelybeensothrilling. 源自：https://festival.idfa.nl/en/film/21685136-b2f8-4a6f-bb69-cd3cb1d132c7/lateral/