Lub video projector tau ntev tau siv ua ib qho kev nthuav qhia hauv kev lag luam thiab kev lom zem ua lag luam, zoo li hauv qee lub tsev ua yeeb yam hauv tsev. Txawm li cas los xij, video projectors tau ua ntau dua thiab pheej yig rau tus neeg siv nruab nrab. Xyuas ib co tswv yim pab tswv yim ua ntej koj yuav koj tus thawj video projector .
Hom Kev Yees Duab Los Yees Duab
Muaj ob hom kev ua yeeb yaj kiab yees duab muaj: DLP ( Digital Light Processing ) thiab LCD ( Kua Siv Crystal Display ). Tsis tas li ntawd, lwm cov kev hloov ntawm LCD video projection tshuab siv yog LCOS (Cov Kua Siv Crystal on Silicon), D-ILA (Cov Kev Teeb Ntawm Kev Pom Kev - Cov tsim thiab siv los ntawm JVC) thiab SXRD (Silicon Crystal Reflective Display - tsim thiab siv los ntawm Sony) . Yog xav paub ntxiv, nrog rau qhov zoo thiab cov khoom ntawm txhua hom, kos tawm peb tus khub tsab xov xwm LCD Video Projector Basics .
Teeb, LEDs, thiab Lasers
Ntxiv rau cov tub ntxhais LCD los yog DLP cov cuab yeej siv uas yuav siv tau rau hauv qhov project projector, qhov tseem ceeb tshaj plaws yog qhov teeb pom kev siv hauv lub projector yog lub teeb , LED, lossis Laser . Tag nrho peb xaiv tau lawv qhov zoo thiab qhov tsis zoo.
Qhov zoo tshaj plaws siv rau lub Yees duab Video
Tsev ua yeeb yam hauv tsev yog qhov zoo tshaj plaws rau saib Cov Kev Ua Si, DVDs, lossis Blu-Ray Disc movies. Yog tias koj saib TV ntau zaus, LCD / DLP projector yuav yog qhov kev xaiv kim tshaj plaws rau cov teebmeem uas muaj teebmeem loj raws li qhov teebmeem (teeb ci) yuav tsum tau hloov tom qab li 3,000 txog 4,000 teev tomqab saib, nrog qee qhov projectors tam sim no upwards ntawm 5,000 xuab moos los yog ntau tshaj ntawm lub teeb lub neej. Sib piv nrog lub TV LCD lossis OLED TV uas yuav kav tau 60,000 xuab moos los sis ntau dua, txawm tias muaj cov npo me me. Tsis tas li ntawd, xyuas kom koj muaj qhov loj me me rau koj qhov project.
Lwm qhov zoo siv rau qhov video project yog saib cov yeeb yaj kiab nraum zoov thaum lub caij ntuj sov.
Kev ruaj ntseg
Kev ruaj ntseg yog qhov tseem ceeb, tsis yog cia koj txav los yog taug kev nrog koj lub projector, tab sis simplifying installation thiab teeb. Nws kuj ua rau nws yooj yim sim ntau qhov ntau thiab tsawg dua, qhov txawv, thiab chav sib txawv los saib seb nws ua haujlwm zoo li cas. Yog hais tias koj lub projector portable koj tuaj yeem dai rau ib daim ntawv sab nrauv phab ntsa sab nraud (los yog chaw rau chaw nres tsheb) nyob rau lub caij ntuj sov thiab txaus siab rau koj tus kheej tsav-hauv cov yeeb yaj kiab!
Lub teeb Tawm thiab Brightness
Tsis muaj cov zis txaus tso tawm, lub projector yuav tsis tuaj yeem tso tau cov duab pom kev zoo. Yog hais tias lub teeb tso zis muaj tsawg dhau ib qho duab yuav pom nkos thiab mos, txawm hauv chav tsaus nti. Qhov zoo tshaj plaws los txiav txim siab yog tias lub projector tau tawm lub teeb txaus los tsim cov duab zoo nkauj, kos lub tshuaj ANSI Lumens. Qhov no yuav qhia rau koj paub tias ntau npaum li cas uas lub projector tau tawm. Hais lus, projectors nrog 1,000 ANSI Lumens los yog ntau dua muaj lub hnub nyoog txaus rau kev ua yeeb yam hauv tsev. Chav loj, qhov luaj li cas / nrug, thiab chav sib txuas sib txuas hauv chav teeb yuav cuam tshuam rau qhov xav tau ntau dua los sis tsawg dua .
Qhov Siab Tshaj Plaws
Tshaj tawm zoo txaus qhuas qhuas. Qhov zoo yog qhov sib piv ntawm cov dub thiab dawb ntawm cov duab. High contrast ratios xa cov dawb dawb thiab cov dub dub. Tus projector yuav muaj lub Lumens siab zoo, tab sis yog qhov sib txawv ntawm qhov sib txawv qis, koj tus duab yuav pom ntxhua. Hauv chav darkened, qhov sib piv ntawm qhov tsawg kawg yog 1,500: 1 yog qhov zoo, tab sis 2,000: 1 lossis siab dua yog qhov zoo heev.
Pixel Ceev
Pixel Census tseem ceeb heev. LCD thiab DLP qhov projectors muaj ntau tus pixels. Yog hais tias feem ntau ntawm koj saib yog HDTV, tau raws li siab ib txwm suav pixel li tau (dua li 1920 x 1080). Ib cov duab pixel ntawm 1024x768 yog txaus rau DVD. Txawm li cas los, 720p HDTV teeb liab yuav tsum muaj 1280x720 pixel suav rau cov zaub ib txwm, thaum lub 1080i HDTV input teeb liab xav tau ib haiv neeg pixel suav ntawm 1920 x 1080. Yog hais tias koj muaj Blu-duab Disc neeg uas ua ntawv, xav txog lub projector nrog 1920x1080 pixel daws teeb meem thiab lub peev xwm los tso saib 1080p hom ntawv.
Tsis tas li ntawd, yog tias koj xav dhia mus rau 4K, ib sab ntawm tus nqi ntxiv, tsis yog txhua qhov 4K projectors qhov project tseeb 4K rooj. Nws yog ib qho tseem ceeb uas koj to taub hais tias qhov 4K cov yeeb yaj kiab ua haujlwm zoo li cas thiab seb lawv sau li cas kom koj tuaj yeem ua qhov zoo rau kev ua yeeb yam hauv tsev.
Kwv Phuam
Kev Luam Kab Xim yog lwm yam. Tshawb xyuas seb puas muaj lub cev tones thiab xim tob. Saib xyuas seb cov xim zoo li cas nyob rau thaj chaw zoo nkauj thiab tsaus ntuj nti ntawm daim duab. Kos cov xim ntawm cov xim xim ntawm cov tswv yim rau cov tswv yim, thiab koj paub txog cov hom duab uas muaj qhov project qhov kev tsim tawm. Txhua tus neeg muaj qhov txawv txav me ntsis hauv qhov kev xav xim thiab zoo li kev zoo siab. Ua zoo saib.
Inputs
Xyuas kom tseeb tias tus projector muaj qhov nyiaj koj xav tau. Tag nrho cov video projectors hnub no, muab kev pabcuam HDMI , thiab feem ntau projectors kuj muaj VGA thiab / lossis DVI nyiaj siv rau cov computers.
Txawm li cas los xij, yog tias koj muaj cov khoom loj dua qub uas siv kev sib txuas xws li sib xyaw thiab S-video rau analog qhov chaw, los yog kev tivthaiv video tawm - ntau qhov kev tsim tawm tshiab tsis pub muaj cov kev xaiv no lossis muab cov kev xaiv video zoo nkauj. Yog li, thaum mus yuav khoom rau lub projector, nws tseem ceeb heev kom paub tseeb tias nws muaj qhov sib txuas uas koj xav tau.
Tsis txhob & Txhob nco cov Screen!
Cov ntxaij vab tshaus los ntawm ntau cov ntaub, qhov ntau thiab tsawg. Hom tshuaj ntsuam uas zoo tshaj plaws yog nyob ntawm lub projector, lub kaum sab xis pom, qhov teeb meem ntawm lub teeb nyob hauv chav tsev, thiab qhov nrug ntawm lub projector ntawm qhov screen.
Lub Kab Hauv Qab
Ib qho chaw ua yeeb yam hauv tsev nrog ib qhov project projector ntawm nws qhov chaw nruab nrab tuaj yeem ua kom zoo siab rau kev lom zem hauv tsev. Txawm li cas los xij, cia li tsis ncav hauv koj lub hnab thiab qhov twg ntawm tshwj xeeb los yog khaus - siv cov lus qhia hauv phau ntawv no thiab tham txog hauv tsab xov xwm no coj koj mus rau qhov zoo tshaj plaws qhov project rau koj cov kev xav tau.