Mutsara 1: Zvave zvichiratidzwa kuti kushivirira kwevanhu stereopsis kune cyclodisparity yemitsetse (kutarisa kusagadzikana) kwakakura kune mitsetse yakatwasuka kupfuura mitsetse yakatwasuka. Mutsara wechipiri: Zvave zvichiratidzwa kuti kushivirira kwe stereopsis yevanhu pamusoro pe cyclodisparity yemitsetse ( orientational disparity ) yemitsetse yakatwasuka yakakura kudarika yemitsetse yakatwasuka. Mubvunzo: Mutsara wokutanga nomutsara wechipiri unoreva chinhu chimwe chete here? Hungu kana kuti Aiwa?
Hungu