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Amalensi e-CCTV e-Varifocal

Incazelo emfushane:

Amalensi e-Varifocal angu-5-50mm, 3.6-18mm, 10-50mm ane-C noma i-CS Mount Ngokuyinhloko Yokusetshenziswa Kokuphepha Nokuqapha

  • Ilensi ye-Varifocal yohlelo lokusebenza lokuphepha
  • Kufika kuma-Mega Pixel angu-12
  • Ilensi Yokufaka i-C/CS


Imikhiqizo

Imininingwane Yomkhiqizo

Amathegi Omkhiqizo

Imodeli Ifomethi Yenzwa Ubude be-Focal (mm) I-FOV (H*V*D) I-TTL(mm) Isihlungi se-IR Imbobo Ukukhweza Intengo yokukodwa
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Ilensi ye-CCTV ye-varifocal uhlobo lwelensi yekhamera evumela ukulungiswa kobude obuguquguqukayo be-focal. Lokhu kusho ukuthi ilensi ingalungiswa ukuze inikeze i-engeli yokubuka ehlukile, okukuvumela ukuthi usondeza noma uhlehlise isihloko.

Amalensi e-Varifocal avame ukusetshenziswa kumakhamera okuphepha ngoba anikeza ukuguquguquka ngokwensimu yokubuka. Isibonelo, uma udinga ukuqapha indawo enkulu, ungasetha ilensi ibe yi-engeli ebanzi ukuze uthwebule ingxenye enkulu yesigameko. Ngaphandle kwalokho, uma udinga ukugxila endaweni ethile noma entweni ethile, ungasondeza ukuze uthole ukubuka okuseduze.

Uma kuqhathaniswa namalensi agxilile, anobude obuqondile obungaguquki, amalensi e-varifocal anikeza ukuguquguquka okwengeziwe maqondana nokubekwa kwekhamera kanye nokumbozwa kwendawo. Kodwa-ke, ngokuvamile abiza kakhulu kunamalensi agxilile, futhi adinga ukulungiswa okwengeziwe kanye nokulinganiswa ukuqinisekisa ukusebenza kahle.

Uma kuqhathaniswa ne-i-parfocalIlensi yokusondeza (“yeqiniso”), ehlala igxile njengoba ilensi isondeza (ubude be-focal kanye noshintsho lokukhulisa), ilensi ye-varifocal ilensi yekhamera enobude obuguquguqukayo bokugxila lapho ukugxila kushintsha khona njengoba ubude be-focal (kanye nokukhulisa) kushintsha. Amalensi amaningi okuthiwa “i-zoom”, ikakhulukazi endabeni yamakhamera e-fixed-lens, empeleni angamalensi e-varifocal, anikeza abaklami belensi ukuguquguquka okwengeziwe ekushintsheni komklamo we-optical (ububanzi be-focal length, i-aperture ephezulu, usayizi, isisindo, izindleko) kune-parfocal zoom.


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