Inwebu engaphambi kwelihlo isebenza njengekhamera. Ingatsalwa yimisonto yemyama engaphakathi kulo ibesibaca ngakumbi, okanye iphinde iiyekelele ibuyele endaweni yalo ikhamera yelihlo ibesisazinge kwakhona. Ngokuya abanye abantu bekhula ngokukhula, bangangakwazi ukwenza oku ngokugqibeleleyo. Abantu abaninzi bazalwa benezinye ingxakana ezininzi okanye badibane nezi ngxaki ebudaleni babo, baze ke ngoko bafune izpeks zamehlo(okanye iinwebu ezenzelwe ukubona) ngeenjongo zokusombulula le ngxaki.