A ci gaba da ruwan tabarau, wanda aka saba san shi da "diapis" ko "iris", budewar ta shiga kamarar. Fuskokin wannan bude shine, mafi girman haske zai iya isa firikwatar kamara, da hakan ya zama da irin bayyanar da hoton.
Wani yaduwa mai fadi (karami F-lambar) yana ba da damar ƙarin haske don wucewa, sakamakon shi da zurfin filin. A gefe guda, wani kunadarin iska (mafi kunkuntar F-lambar) yana rage adadin hasken da yake shiga ruwan tabarau, yana haifar da zurfin filin.
Girman darajar m darajar yana wakiltar da F-lambar. Mafi girma F-lamba, ƙaramin haske ruwan 'haske; ya danganta, mafi girman adadin haske. Misali, ta hanyar daidaita mafin kyamarar CCTV daga F2.0 zuwa F1.0, firikwensin ya karbi sau hudu fiye da da. Wannan karuwar madaidaiciya a cikin adadin haske na iya samun tasiri sosai a kan ingancin hoton gaba ɗaya. Wasu fa'idodin sun rage yawan motsi, ƙasa da ruwan tabarau na hatsi, da sauran kayan haɓaka gabaɗaya don ɗaukar haske.
Don yawancin kyamarar kulawa, aperture shine ƙayyadadden ƙayyadadden kuma ba za a iya gyara don gyara karuwa ko rage haske ba. Manufar ita ce rage yawan hadaddun na'urori da naúrar kuma yanke farashi. Sakamakon haka, waɗannan kyamarar CCTV galibi suna haɗuwa da manyan matsaloli a cikin yanayi mai ƙarancin haske fiye da yadda yake cikin mahalli masu kyau. Don rama wannan, kyamarori yawanci suna da ginannun haske, amfani da masu tace masu tacewa, ko kuma amfani da kayan girke-girke na kayan aikin software. Waɗannan ƙarin fasalulluka suna da sabobinsu da kuma fa'idodinsu; Koyaya, idan ya zo ga mawuyacin aiki, babu wata hanya za ta iya maye gurbin babban farji.
A kasuwa, nau'ikan nau'ikan ruwan tabarau na tsaro sun wanzu, kamar su tsayayyen ruwan tabarau na Iris, wanda aka gyara iris CS5.6, rufe tsayayyen iris, manual Iris, da iris iris. Kuna iya yin zaɓi dangane da bukatunku kuma ku sami kwatancin gasa.
Lokaci: Aug-28-2024