Lub me me qhov tsawg kawg illumination ntawm lub koob yees duab, qhov zoo dua. Lub koob yees duab thaij uas tsis tshua muaj neeg pom tseem tuaj yeem siv cov duab meej ntawm sab qis.
(ob) qhov tsawg tshaj plaws illuminance kuj raug hu ua rhiab heev. Nws yog CCD lub siab tshaj plaws rau lub teeb pom kev zoo, los yog lub teeb pom kev zoo tshaj plaws rau CCD qhov kev ntsuas. Chav ntawm illumination yog lux (Lux), qhov me me tus nqi, qhia qhov xav tau rau tsawg lub teeb, lub koob yees duab kuj tseem ceeb. Cov koob yees duab dub thiab dawb lub koob yees duab yog li 0.02-0.5lux (Lux, xim koob yees duab ntau tshaj 1lux 0.1Lux koob yees duab siv hauv kev ntsuam xyuas zoo tib yam; 0.02Lux koob yees duab raug nquahu rau siv thaum hmo ntuj lossis thaum lub teeb plias tsis muaj zog. kev siv cov khoom nta teeb txawb, lub koob yees duab kuj yuav tsum siv tsawg tsawg tshaj plaws.
