Lub tsev projector twg koj yuav tsum xaiv?

Lub projector tau dhau los ua lwm txoj hauv kev nrov rau TV. Yuav nrhiav dab tsi thaum xaiv lub projector? Tshawb xyuas qhov tseem ceeb tshaj plaws uas tsim nyog xyuas thaum yuav khoom.

Kev siv multimedia projectors muaj kev lig kev cai ntev, txawm hais tias tsis ntev dhau los no cov cuab yeej siv tau muaj feem ntau hauv tsev kawm ntawv. Niaj hnub no nws yog ib qho kev hloov TV nrov heev - nws yog qhov yooj yim rau siv, siv qhov chaw me me thiab lav cov duab loj dua li cov qauv TV ntev tshaj plaws ntawm kev ua lag luam.

Nrog kev pab ntawm lub projector, koj tuaj yeem tsis tsuas yog saib cov yeeb yaj kiab thiab siv cov kev pabcuam streaming, tab sis kuj ua si. Cov khoom siv ntau yam no yog qhov zoo tagnrho rau cov neeg uas xav tau qhov kawg saib yam tsis tau nqis peev hauv cov khoom kim heev, cov khoom loj. Txawm li cas los xij, koj tuaj yeem siv lub projector li cas yog nyob ntawm cov kev daws teeb meem uas siv hauv nws. Lub tsev projector twg koj yuav tsum xaiv? Nws yeej nyob ntawm feem ntau ntawm koj tus kheej nyiam cov duab nrog rau qhov chaw koj muaj ntawm koj pov tseg. Cia peb txheeb xyuas qee qhov tseem ceeb tshaj plaws uas yuav tsum cuam tshuam rau kev xaiv cov khoom siv.

Dab tsi yog qhov kev daws teeb meem zoo tshaj plaws rau lub tsev projector? 

Kev daws teeb meem yog qhov tseem ceeb thaum siv lub projector overhead saib cov yeeb yaj kiab lossis ua si. Qhov no yog ib qho parameter uas qhia cov pixels vertically thiab horizontally. Qhov zoo ntawm cov duab tso tawm feem ntau nyob ntawm qhov no. Qhov loj dua lawv qhov ntom, qhov ntse dua nws yuav yog. Projectors siv nyob rau hauv tsev kawm ntawv los yog nyob rau hauv lub rooj sib tham rau kev nthuav qhia tej zaum yuav muaj kev daws teeb meem qis dua, tab sis yuav tsum muaj kev daws teeb meem siab dua hauv tsev.

Yam tsawg kawg yog 1280 × 720 (HD tus qauv). Cov projectors no feem ntau pheej yig, xws li Phillips NeoPix Easy2 qauv. Yog tias cov duab zoo yog qhov tseem ceeb rau koj, nws tsim nyog nqis peev hauv Full HD lossis 4K. Nco ntsoov, txawm li cas los xij, tias tus nqi caps rau ob daim ntawv tso cai no nyob deb heev. Koj tuaj yeem yuav qhov zoo Full HD multimedia projector rau ntau tshaj PLN 1000 (xws li Optoma HD146X piv txwv), thaum lub 4K daws teeb meem projector xws li Acer's H6815BD lossis BenQ's W1720 tus nqi tshaj PLN 5000.

Daim duab hom - yuav ua li cas hauv tsev?

Cov projectors tuaj yeem tso saib cov duab hauv peb qhov sib txawv ntawm qhov sib txawv - 4: 3, 16: 10, lossis 16: 9 (qhov sib piv dav dav uas nta, piv txwv li, EPSON EH-TW5700). Vim nws qhov dav, qhov tom kawg yuav yog qhov kev xaiv zoo tshaj plaws rau kev ua yeeb yam hauv tsev. Txawm li cas los xij, yog tias koj pom qhov projector 16: 10 zoo, koj tuaj yeem nqis peev hauv ib qho tsis muaj kev txhawj xeeb txog kev saib kev nplij siab. Tab sis zam 4: 3 hom, uas yog qhov zoo rau cov tsev kawm ntawv lossis cov rooj sib tham, tab sis tsis yog rau kev ua yeeb yam hauv tsev.

Hom teeb ci - nws cuam tshuam li cas rau cov duab zoo?

Lub tsev projector siv tau ib qho ntawm ob hom teeb pom kev zoo, lossis ob qho tib si. Thawj yog LEDs, thiab qhov thib ob yog laser. Hom lub teeb siv hauv cov khoom siv no nyob ntawm, ntawm lwm yam, ntawm lub hnub nyoog ntawm cov khoom siv lossis qhov sib piv. LEDs lav lub zog efficiency, tab sis cov duab emission nrog lawv siv tej zaum yuav me ntsis phem nyob rau hauv zoo. Cov khoom siv raws li cov LEDs tsuas yog feem ntau tsis tshua muaj zog.

Kev siv lub laser beam guarantees lub neej ntev kev pab cuam thiab cov duab zoo. Qhov kev daws teeb meem no tau siv, ntawm lwm yam, hauv Xiaomi Mi Laser series, uas kuj yog qhov txawv los ntawm kev siv cov thev naus laus zis thev naus laus zis. Txawm li cas los xij, cov qauv no yog kim heev. Kev lag luam tawm tuaj yeem xaiv lub projector uas sib txuas nrog laser thiab LED thiab pheej yig dua me ntsis.

Hom chaw nres nkoj - qhov twg yuav pab tau?

Lub tsev projector nrog ntau qhov chaw sib txawv xws li HDMI, USB, AV, lub tso suab lossis mini jack yog qhov peev txheej zoo. Qhov kev xaiv ntawm kev sib txuas lus wireless ntawm Bluetooth lossis Wi-Fi kuj tuaj yeem yog qhov kev daws teeb meem yooj yim.

Duab tso saib technology - LCD lossis DLP?

DLP yog ib qho cuab yeej siv tau yooj yim hauv cov projectors hwm. Nws yog ua raws li lub kaw lus ntawm micromirrors uas lub teeb dhau mus. Qhov tshwm sim ntawm cov txheej txheem no yog cov duab nrog cov xim zoo nkauj, zoo sib npaug sib npaug, thiab muaj dej ntau. Qhov txiaj ntsig loj ntawm DLP yog tias cov pixels pom tsawg dua li ntawm LCD.

Lub LCD variant siv cov cuab yeej sib txawv me ntsis. Nyob rau hauv nws cov ntaub ntawv, lub teeb tawm los ntawm CCFL teeb, lim los ntawm polarizers, hits cov kua siv lead ua matrix. Qhov kev daws teeb meem no tau siv, ntawm lwm yam, hauv OWLENZ SD60 qauv, uas yog qhov txawv ntawm nws cov nqi pheej yig. Nws undeniable kom zoo dua yog tsawg zog noj. Yog tias koj xaiv LCD, koj tuaj yeem tos ntsoov kom pom cov duab meej, xim nplua nuj thiab txawm tias ci ntsa iab.

Yam tsawg kawg thiab siab tshaj plaws nyob deb - yuav ua li cas thiaj nrhiav tau lub ntsiab lus golden?

Qhov parameter no feem ntau nyob ntawm qhov ntev ntawm qhov projector. Qhov luv ntawm qhov focal ntev, qhov ze ntawm lub projector yog rau qhov screen (tsis muaj duab tsis zoo). Nyob hauv tsev, cov qauv nrog qhov ntev focal ntev yog zoo meej, lawv tuaj yeem muab tso rau ze ntawm lub vijtsam lossis dai ntawm phab ntsa uas ua raws li lub dav hlau tso saib. Vim li cas thiaj tseem ceeb? Qhov ze nws yog, qhov tsis tshua muaj kev pheej hmoo ntawm cov duab ntxoov ntxoo tshwm hauv daim duab.

Lub projector yog lwm txoj hauv kev zoo rau TV, ua tsaug uas koj tuaj yeem txaus siab rau daim duab zoo hauv qhov zoo heev. Ua raws li peb cov lus qhia thiab koj yuav pom cov qauv zoo meej rau koj!

Saib lwm cov ntawv los ntawm Pawg Tsev thiab Vaj.