Kev tshaj tawm yog qhov tseem ceeb rau txhua lub lag luam. Yav dhau los, cov khw me tsis tuaj yeem them taus los qhia nws ntawm qhov screen dav. Qhov no yog qhov zoo siab heev. Tsis ntev tas los no, lub hauv paus ntsiab lus tshiab ntawm kev teeb tsa cov yeeb yaj kiab tau tshwm sim ntawm kev muag khoom. Rau qhov no, ib tug rear projection zaj duab xis yog siv. Nws muaj peev xwm tsis tsuas yog txhim kho kev tshaj tawm kom zoo, tab sis kuj siv qhov chaw zoo dua. Koj tuaj yeem ua lub vijtsam saib tawm ntawm ib qho kev nthuav qhia hnub no. Qhov no yuav nyiam cov xim ntawm cov neeg yuav khoom. Lub hauv paus ntsiab lus ntawm kev khiav hauj lwm thiab kev khiav hauj lwm ntawm lub rear projection zaj duab xis, raws li zoo raws li cov cuab yeej ntawm nws installation los ntawm ib tus kheej tes, yuav tsum tau ib tug xav paub ntxiv.
Rear projection technology
Nyob rau hauv kev txhawb nqa cov khoom, ib qho tseem ceeb yog kom nyiam cov neeg yuav khoom yav tom ntej nrog cov txheej txheem tsis yog qauv. Saib cov ntxaij vab tshaus tsis surprise leej twg. Tab sis lub qhov rais qhib lub khw lossis lub qhov rais uas zoo li lub vijtsam TV ua rau cov neeg taug kev los ntawm kev nres hnub no lossissaib rov qab ntawm qhov tshiab ntawm technology.
Tsheb qhov projection yog ntsia rau ntawm lub iav pob tshab ntawm lub showcase ntawm yuav luag txhua qhov loj me. Nws kuj tso cai rau koj los daws qhov teeb meem ntawm lub koom haum tsim nyog ntawm qhov chaw ntawm lub khw lossis kev lag luam. Yog hais tias koj tua lub projector, lub qhov rais zaub nrog lub rear projection zaj duab xis yuav ua pob tshab dua, zoo li ua ntej.
Cov tshuab no tau siv dav vim tias tus nqi qis ntawm qhov system thiab muaj peev xwm los teeb tsa kev tshaj tawm hauv ib cheeb tsam.
Lub hom phiaj ntawm kev tsim tshuaj ntsuam
Txhawm rau tsim cov qauv kev tshaj tawm thiab teeb tsa koj tus kheej ntawm lub pob tshab, koj yuav tsum ua tib zoo paub koj tus kheej nrog cov cuab yeej thiab cov hauv paus ntsiab lus ntawm kev ua haujlwm ntawm cov cuab yeej technology.
Lub kaw lus muaj lub vijtsam (plexiglass), lub projector, zaj duab xis, thiab fasteners. Lub rooj sib txoos ntawm xws li ib tug tsim muaj ib tug xov tooj ntawm cov yam ntxwv zoo. Lawv muaj tus nqi qis dua thaum piv nrog cov plasma panels. Cov khoom muaj qhov dav pom lub kaum ntse ntse. Qhov no tso cai rau koj khaws cov duab txawm tias koj tab tom saib qhov twg.
Txaus siab rau qhov ci ntsa iab thiab qhov sib txawv ua rau kev tshaj tawm pom txawm nyob rau hnub tshav ntuj. Thaum tshem tawm, cov yeeb yaj kiab rov qab tawm tsis muaj qhov seem ntawm lub hauv paus. Nws tsis muaj teeb meem rau tib neeg kev noj qab haus huv thiab ib puag ncig. Cov khoom tsis xav tau kev saib xyuas tshwj xeeb.
Tau mounted ib zaj yeeb yaj kiab, tus tshaj tawm tuaj yeem paub tseeb tias nwscov yeeb yaj duab yuav tsis mus unnoticed los ntawm buyers. Nov yog lub caij nyoog zoo los sawv tawm hauv lub ntiaj teb sib txawv ntawm kev tshaj tawm hom.
Scope of application
Rear projection pob tshab zaj duab xis tuaj yeem siv rau kev tshaj tawm sab hauv thiab sab nraum zoov. Qhov no yog qhov tshwj xeeb tshaj yog qhov uas nws tsis tuaj yeem nruab sab nraum zoov saib kom tshaj tawm xov xwm.
Yog tias koj xav tau, koj tuaj yeem ntxiv kev tswj hwm rau cov yeeb yaj kiab yeeb yaj kiab. Sensory los yog optical films yog glued nyob rau hauv lub iav. Nws yuav muaj peev xwm tswj tau cov ntaub ntawv ntawm qhov screen txawm los ntawm sab ntawm txoj kev. Qhov no twb yuav yog kev sib tham sib showcase. Tus neeg yuav khoom tuaj yeem xaiv cov ntaub ntawv txaus siab rau nws.
Yog tias kov tswj tau raug teeb tsa, tus neeg yuav khoom yuav tuaj yeem txav mus los ntawm kev tshaj tawm nrog tus ntiv tes kov hauv kev tshawb nrhiav cov qeb tseem ceeb tshaj plaws rau nws. Nyob rau hauv lub xub ntiag ntawm lub tshuab kho qhov muag, tus neeg siv yuav tuaj yeem pom kev tshaj tawm thiab nqes los ntawm lawv nrog gestures.
Tim movie
Nkauj zaj duab xis los ntawm ntau yam. Hom pob tshab tso cai rau lub iav kom nyob twj ywm raws li nws yog thaum lub projector raug tua. Txawm li cas los xij, lawv muaj qhov sib txawv me ntsis. Lub projector rau lawv yog yuav pib ci.
Dawb zaj duab xis yog ci dua. Tab sis nws qhov sib txawv yog qhov tsawg heev. Zoo rau kev tshaj tawm dawb tshaj tawm.
Gray zaj duab xis muaj qhov ci ntsa iab thiab qhov sib txawv. Tab sis raukev siv sab nraum zoov, nws yuav xav tau kev siv lub projector ci dua.
Dark grey zaj duab xis yog qhov kev xaiv zoo tshaj plaws rau kev hnav khaub ncaws sab nraum zoov. Txawm nyob hauv nruab hnub, nws yuav tsim cov duab zoo nkauj tshaj plaws, sib piv.
Producers
Tam sim no, Tuam Tshoj, Kaus Lim Qab Teb, Asmeskas thiab Nyij Pooj tsim cov yeeb yaj kiab rov qab rau hauv kev ua lag luam rau cov khoom zoo sib xws. Lawv cov nqi sib txawv heev, raws li lawv qhov zoo.
Txoj kev ntseeg tau, cov khoom siv ruaj khov yog tsim tsis muaj ntau lub tuam txhab. Cov khoom lag luam Asmeskas thiab Nyij Pooj tau lees paub tias yog qhov zoo tshaj plaws, tab sis kim tshaj plaws. Cov npe ntawm cov npe no feem ntau zoo li 3M thiab Dilad Screen.
Cov khoom kim tshaj plaws tom ntej yog South Kauslim cov khoom lag luam. Lawv lub npe NTech muaj qhov zoo zoo nkauj ntawm tus nqi pheej yig.
Suav tuam txhab lag luam tseem tsis tau tsim cov khoom lag luam zoo hauv cheeb tsam no. Yog li ntawd, nws yog qhov zoo dua los tsis kam yuav khoom. Tsheb projection zaj duab xis (Tuam Tshoj) yog pheej yig dua li cov khoom siv analog. Tab sis nws cov kav ntev thiab kev ua tau zoo, raws li cov neeg siv khoom thiab cov kws tshaj lij tshuaj xyuas, tawm ntau yam uas xav tau.
YProjector
Ib feem tseem ceeb ntawm kev xaiv zaj duab xis thiab txheej txheem kev teeb tsa yog xaiv lub projector kom raug. Cov txheej txheem no yuav tsum muaj ntau yam zoo uas tuaj yeem ua kom lub cev ua haujlwm ib txwm muaj.
Lub koob yees duab pem hauv ntej qhov projector yuav tsum ua kom tau raws li kev ua haujlwm ntawm nws tus tswv. ATUa ntej tshaj plaws, koj yuav tsum tau them sai sai rau qhov kev daws teeb meem ntawm lub cuab yeej. XGA (1024x768) yog qhov zoo tshaj plaws niaj hnub no.
Tom qab ntawd, koj yuav tsum ntsuas qhov ci ntsa iab. Nws yog ib qho tsim nyog yuav tsum tau tawm ntawm cov npoo ntawm qhov ntsuas no, vim tias cov rays, dhau ntawm qhov screen, poob lawv qhov kev siv. Yog li ntawd, lub projector yuav tsum muaj kev kho kom zoo saturation.
Muaj cov khoom siv uas tseem muab kev kho cov duab ntsug distortion, nrog rau cov duab tig ua haujlwm. Yog li, yog tias tsim nyog, koj tsis tas yuav tig lub cuab yeej nws tus kheej.
Ua-nws-koj tus kheej zaj duab xis installation
Ua-nws-koj tus kheej rear projection zaj duab xis yog ntsia raws li cov qauv hauv qab no. Lub hauv paus yuav tsum tau muab ntxuav ntawm txhua hom kab mob. Txwv tsis pub, lawv yuav cuam tshuam tsis zoo rau qhov projection zoo tom qab.
Lub khob saum npoo yog moistened nrog dej. Tom qab ntawd, ib zaj duab xis yog glued mus rau lub hauv paus. Nws yog leveled nrog ib tug tshwj xeeb cov menyuam. Tom qab ua haujlwm tiav, tsis muaj dej lossis cua npuas yuav tsum nyob hauv qab zaj duab xis.
Tom qab ntawd lub vijtsam yog zoo li tus thiab cov duab tau pom los ntawm sab hauv.
Results of application
Kev tshawb fawb txog kev lag luam tau pom tias kev siv cov yeeb yaj kiab rov qab nyiam 27% ntawm cov neeg yuav khoom. Lawv nres thiab ntsia ntawm qhov screen. Los ntawm 16 mus rau 30% ntawm cov neeg tshawb fawb tom qab saib cov ntawv tshaj tawm mus rau tom khw.
Qhov no dua ib zaug lees paub tias qhov kev tshaj tawm muaj zog npaum li cas, nws tuaj yeem cuam tshuam tib neeg li cas. tshwm simkev tshawb fawb txog kev lag luam tau lees paub tias zaj yeeb yaj kiab tau tiv nrog txoj haujlwm tau teeb tsa rau nws zoo heev.
Kev paub koj tus kheej nrog qhov nruab nrab xws li cov yeeb yaj kiab hauv qab, koj tuaj yeem xaus tias qhov no yog qhov tshiab, thawj thiab siv tau zoo. Txhua tus neeg ua lag luam uas xav nce kev muag khoom yuav tsum ua kom zoo dua ntawm cov cuab yeej no.
