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Mount M12 (S Mount) Vs. C Mount Vs. CS Mount
M12 Mount Lub M12 mount yog ib qho standardized lens mount uas feem ntau siv rau hauv kev thaij duab digital. Nws yog ib qho me me mount uas feem ntau siv rau hauv cov koob yees duab compact, webcams, thiab lwm yam khoom siv hluav taws xob me me uas xav tau cov lens sib pauv tau. Lub M12 mount muaj qhov flange focal distance ...Nyeem ntxiv -
Lub Lens Infrared Thermal Imaging Lens hauv Tsheb yog dab tsi? Cov yam ntxwv yog dab tsi?
Niaj hnub nim no, lub tsheb tau dhau los ua qhov tseem ceeb rau txhua tsev neeg, thiab nws yog ib qho uas ib tsev neeg feem ntau mus ncig los ntawm lub tsheb. Nws tuaj yeem hais tias lub tsheb tau coj peb lub neej yooj yim dua, tab sis tib lub sijhawm, lawv tau coj kev phom sij nrog peb. Kev tsav tsheb tsis saib xyuas me ntsis yuav ua rau muaj kev tu siab. Sa...Nyeem ntxiv -
ITS thiab Kev Ruaj Ntseg CCTV Systems
Lub Tshuab Thauj Mus Los Txawj Ntse (ITS) yog hais txog kev sib koom ua ke ntawm cov thev naus laus zis siab heev thiab cov txheej txheem xov xwm los txhim kho kev ua haujlwm zoo, kev nyab xeeb, thiab kev ruaj khov ntawm cov txheej txheem thauj mus los. ITS suav nrog ntau yam kev siv uas siv cov ntaub ntawv tiag tiag, cov tes hauj lwm sib txuas lus, cov sensors, thiab kev tshaj tawm ...Nyeem ntxiv -
Tsib Lub Cheebtsam Tseem Ceeb ntawm Lub Tshuab Pom Kev yog dab tsi? Hom Lens twg siv rau hauv Lub Tshuab Pom Kev? Yuav ua li cas xaiv Lens rau Lub Koob Yees Duab Pom Kev?
1. Lub tshuab pom kev yog dab tsi? Lub tshuab pom kev yog ib hom thev naus laus zis uas siv cov algorithms hauv computer thiab cov khoom siv thaij duab los pab kom cov tshuab pom thiab txhais cov ntaub ntawv pom tib yam li tib neeg ua. Lub kaw lus muaj ntau yam xws li lub koob yees duab, duab...Nyeem ntxiv -
Lub Lens Fisheye Yog Dab Tsi? Peb Hom Lens Fisheye Yog Dab Tsi?
Lub Lens Fisheye yog dab tsi? Lub lens fisheye yog ib hom lens koob yees duab uas tsim los tsim kom pom tau dav dav ntawm ib qho chaw, nrog rau qhov pom kev tsis sib xws thiab sib txawv. Cov lens Fisheye tuaj yeem ntes tau qhov pom dav heev, feem ntau txog li 180 degrees lossis ntau dua, uas tso cai rau tus kws thaij duab...Nyeem ntxiv -
Lub Lens M12 yog dab tsi? Koj yuav ua li cas kom lub Lens M12 tsom tau? Qhov loj tshaj plaws ntawm lub Sensor rau lub Lens M12 yog dab tsi? Lub Lens M12 Mount siv rau dab tsi?
Ib, Lub lens M12 yog dab tsi? Lub lens M12 yog ib hom lens uas feem ntau siv rau hauv cov koob yees duab me me, xws li xov tooj ntawm tes, webcams, thiab cov koob yees duab kev ruaj ntseg. Nws muaj txoj kab uas hla ntawm 12 hli thiab lub suab xov ntawm 0.5 hli, uas tso cai rau nws kom yooj yim ntsia rau ntawm lub koob yees duab lub sensor module. M12 lens ...Nyeem ntxiv -
Siv Lens twg hauv CCTV Lub Koob Yees Duab? Lens ntawm CCTV Lub Koob Yees Duab Ua Dab Tsi? Yuav Xaiv Lens ntawm CCTV Lub Koob Yees Duab Li Cas?
Ib, Cov Lens twg siv rau hauv CCTV Lub Koob Yees Duab? CCTV lub koob yees duab siv tau ntau hom lens nyob ntawm lawv daim ntawv thov thiab qhov chaw pom xav tau. Nov yog qee hom lens uas siv rau hauv CCTV lub koob yees duab: Lens Ruaj Khoov: Cov lens no muaj qhov ntev focal ruaj khov thiab tsis tuaj yeem hloov kho. Lawv yog peb...Nyeem ntxiv -
Dab tsi yog Lens Distortion hauv Daim Duab? Dab tsi yog Wide Angle Low Distortion Lens? Dab tsi yog Cov Ntawv Thov Tseem Ceeb ntawm M12 Low Distortion Lens?
Ib, Dab tsi yog qhov lens distortion hauv Duab? Lens distortion hauv kev thaij duab yog hais txog qhov optical aberrations uas tshwm sim thaum lub koob yees duab lens tsis ua kom raug dua cov duab ntawm tus neeg raug thaij duab. Qhov no ua rau muaj cov duab distorted uas yog stretched lossis compressed, nyob ntawm...Nyeem ntxiv -
Lub Koob Yees Duab Fisheye CCTV Yog Dab Tsi? Cov Qhov Zoo Thiab Qhov Tsis Zoo Ntawm Fisheye Lens Hauv Kev Siv Kev Ruaj Ntseg Thiab Kev Saib Xyuas Yog Dab Tsi? Yuav Ua Li Cas Xaiv Lub Lens Fisheye Rau CCTV Koob Yees Duab?
1. Lub koob yees duab fisheye CCTV yog dab tsi? Lub koob yees duab fisheye CCTV yog ib hom koob yees duab saib xyuas uas siv lub lens fisheye los muab qhov pom dav ntawm thaj chaw uas raug saib xyuas. Lub lens ntes tau 180-degree saib, uas ua rau nws muaj peev xwm saib xyuas thaj chaw loj nrog ib lub koob yees duab xwb. Lub fisheye CCTV c...Nyeem ntxiv -
Cov Nta, Cov Txiaj Ntsig, thiab Cov Kev Siv ntawm M12 Fisheye Lens
Lub lens fisheye yog ib hom lens dav-angle uas tsim cov kev pom tshwj xeeb thiab tsis meej uas tuaj yeem ntxiv cov teebmeem muaj tswv yim thiab ua yeeb yam rau cov duab. Lub lens M12 fisheye yog ib hom lens fisheye nrov uas feem ntau siv rau kev thaij duab dav-angle hauv ntau qhov chaw xws li kev tsim vaj tsev ...Nyeem ntxiv -
Neutral-density filter yog dab tsi?
Hauv kev thaij duab thiab optics, lub lim dej ceev tsis nruab nrab lossis ND lim yog lub lim uas txo lossis hloov kho qhov muaj zog ntawm txhua qhov wavelengths lossis xim ntawm lub teeb sib npaug yam tsis hloov pauv qhov hue ntawm cov xim rov ua dua. Lub hom phiaj ntawm cov lim dej ceev tsis nruab nrab rau kev thaij duab yog kom txo qhov ntau ...Nyeem ntxiv -
Hom ntawm cov iav classic
Lub lens singlet Lub lens doublet Lub lens Petzval Lub lens Cooke triplet thiab anastigmat Lub lens Tessar Lub lens Ernostar Lub lens Sonnar Lub lens Double Gauss Lub lens symmetrical wide angle Lub lens telephoto Lub lens Retrofocus / Reverse telephoto Lub lens Fisheye Lub lens Zoom lens Afo...Nyeem ntxiv
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