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Feem ntau Siv Lenses rau Tsev Security Lub Koob Yees Duab
Lub focal ntev ntawm lo ntsiab muag siv nyob rau hauv lub tsev soj ntsuam lub koob yees duab feem ntau yog li ntawm 2.8mm mus rau 6mm. Qhov ntev focal ntev yuav tsum raug xaiv raws li qhov tshwj xeeb ntawm kev soj ntsuam ib puag ncig thiab cov kev xav tau. Kev xaiv ntawm lub lens focal ntev tsis tsuas yog cuam tshuam ...Nyeem ntxiv -
Yuav Ua Li Cas Xaiv Ib Kab Scanning Lens?
Cov tsis tseem ceeb ntawm Line scanning lens suav nrog cov cim tseem ceeb hauv qab no: Kev daws teeb meem daws teeb meem yog qhov tseem ceeb rau kev ntsuas lub lens lub peev xwm los ntes cov duab zoo, feem ntau qhia hauv kab khub ib millimeter (lp / ...Nyeem ntxiv -
MTF Curve Analysis Guide
MTF (Modulation Transfer Function) nkhaus daim duab ua haujlwm tseem ceeb hauv kev tshuaj ntsuam xyuas qhov ua tau zoo ntawm cov lo ntsiab muag. Los ntawm kev txheeb xyuas lub lens lub peev xwm los khaws qhov sib txawv ntawm qhov sib txawv ntawm qhov sib txawv, nws pom pom cov yam ntxwv tseem ceeb xws li re...Nyeem ntxiv -
Daim ntawv thov cov ntxaij lim dej hla cov kab sib txawv spectral hauv kev lag luam kho qhov muag
Daim ntawv thov cov ntxaij lim dej Daim ntawv thov cov ntxaij lim dej nyob rau hauv txawv spectral bands nyob rau hauv lub kho qhov muag kev lag luam feem ntau leverages lawv wavelength xaiv muaj peev xwm, enabling tshwj xeeb functionalities los ntawm modulating lub wavelength, siv, thiab lwm yam optical zog. Cov hauv qab no qhia txog qhov ...Nyeem ntxiv -
Kev ua haujlwm ntawm Diaphragm hauv Optical System
Lub luag haujlwm tseem ceeb ntawm aperture nyob rau hauv qhov kho qhov muag system encompass limiting beam aperture, txwv tsis pub saib, txhim kho cov duab zoo, thiab tshem tawm cov teeb pom kev zoo, thiab lwm yam. Tshwj xeeb: 1. Limiting Beam Aperture: Lub aperture txiav txim siab npaum li cas ntawm lub teeb flux nkag mus rau lub syste...Nyeem ntxiv -
EFL BFL FFL thiab FBL
EFL (Effective Focal Length), uas yog hais txog qhov ua tau zoo focal ntev, txhais tau tias qhov kev ncua deb ntawm qhov nruab nrab ntawm lub lens mus rau qhov chaw focal. Hauv kev tsim kho qhov muag, focal ntev yog categorized rau hauv duab-sab focal ntev thiab khoom-sab focal ntev. Tshwj xeeb, EFL cuam tshuam rau cov duab-si ...Nyeem ntxiv -
Resolution thiab sensor loj
Kev sib raug zoo ntawm qhov loj ntawm lub hom phiaj nto thiab qhov ua tiav pixel daws teeb meem tuaj yeem txheeb xyuas los ntawm ntau qhov kev xav. Hauv qab no, peb yuav delve rau hauv plaub qhov tseem ceeb: qhov nce hauv chav tsev pixel cheeb tsam, kev txhim kho lub teeb pom kev muaj peev xwm, kev txhim kho ...Nyeem ntxiv -
Cov khoom siv twg zoo dua rau siv los ua Lens plhaub: yas lossis hlau?
Lub ntsej muag tsim ntawm lo ntsiab muag ua lub luag haujlwm tseem ceeb hauv cov khoom siv kho qhov muag niaj hnub, nrog cov yas thiab hlau yog ob qho kev xaiv khoom kim heev. Qhov sib txawv ntawm ob hom no yog pom tseeb thoob plaws ntau qhov ntev, nrog rau cov khoom siv, durability, hnyav ...Nyeem ntxiv -
Qhov sib txawv ntawm focal ntev, rov qab focal nrug thiab flange nrug
Cov ntsiab lus thiab qhov sib txawv ntawm lub lens focal ntev, rov qab focal nrug, thiab flange nrug yog raws li nram no: Focal Length: Lub focal ntev yog ib qho tseem ceeb parameter nyob rau hauv kev yees duab thiab optics uas hais txog t ...Nyeem ntxiv -
Daim ntawv thov ntawm Line scan lo ntsiab muag
Cov kab scan lo ntsiab muag tau ua haujlwm thoob plaws ntau qhov kev lag luam, suav nrog kev lag luam automation, luam ntawv thiab ntim khoom, thiab kev tsim cov roj teeb lithium. Cov khoom siv kho qhov muag muaj ntau yam no tau dhau los ua cov cuab yeej tseem ceeb hauv cov txheej txheem tsim khoom niaj hnub vim lawv cov duab daws teeb meem siab, rapi ...Nyeem ntxiv -
Cov lo ntsiab muag tsis muaj dej thiab cov lo ntsiab muag zoo tib yam
Thawj qhov sib txawv ntawm cov lo ntsiab muag tsis muaj dej tsis zoo thiab cov lo ntsiab muag zoo tib yam yog pom tseeb hauv lawv cov dej tsis zoo, qhov chaw siv tau, thiab kav ntev. 1. Waterproof Performance: Waterproof lo ntsiab muag muaj superior dej tsis kam, muaj peev xwm tiv taus qhov tob ntawm dej siab. T...Nyeem ntxiv -
Focal length thiab Field of view of optical lo ntsiab muag
Focal ntev yog qhov tseem ceeb ntawm qhov ntsuas qhov ntsuas qhov sib txuam lossis qhov sib txawv ntawm lub teeb rays hauv cov tshuab kho qhov muag. Qhov parameter no ua lub luag haujlwm tseem ceeb hauv kev txiav txim siab seb cov duab tsim thiab qhov zoo ntawm cov duab ntawd. Thaum cov hluav taws xob sib luag dhau los ntawm ...Nyeem ntxiv
