Muaj kev paub txog lub koob yees duab

Muaj ntau hom koob yees duab, thiab lub hauv paus ntsiab lus ntawm lawv cov koob yees duab muaj npe yog tib yam: hloov kho qhov muag duab teeb liab rau hauv cov teeb liab hluav taws xob rau kev cia lossis kev sib kis. Thaum peb ntes ib yam khoom, lub teeb pom kev ntawm cov khoom yog sau los ntawm lub koob yees duab lens, uas tsom nws ntawm lub teeb tau txais qhov chaw ntawm lub koob yees duab (xws li lub hom phiaj ntawm lub koob yees duab raj), thiab tom qab ntawd lub teeb hloov mus rau hauv. hluav taws xob hluav taws xob los ntawm lub koob yees duab ntaus ntawv, yog li tau txais "cov teeb liab video". Lub teeb liab photoelectric tsis muaj zog heev thiab yuav tsum tau ua kom muaj zog los ntawm lub preamplifier Circuit Court, tom qab ntawd ua tiav thiab hloov kho los ntawm ntau yam circuits. Lub teeb liab tus qauv kawg tuaj yeem xa mus rau cov ntaub ntawv kaw tseg xws li cov kaw suab video rau kev kaw, lossis xa mus los ntawm kev nthuav tawm lossis nthuav tawm ntawm lub monitor.