Video projectors tau ntev tau siv los ua cov cuab yeej nthuav qhia hauv kev lag luam thiab kev lom zem ua lag luam, nrog rau qee qhov kev ua yeeb yam hauv tsev siab. Txawm li cas los xij, video projectors tau dhau los pheej yig dua thiab muaj rau cov neeg feem coob. Ib txhia yog downright pheej yig. Tshawb xyuas qee cov lus qhia muaj txiaj ntsig ua ntej yuav koj thawj qhov projector video.
10 yam uas yuav tsum tau xav txog thaum yuav ib lub projector
Ntawm no yog yam tseem ceeb uas yuav tsum tau saib thaum mus yuav lub projector tshiab:
- Tus nqi
- Teeb, LEDs, thiab Lasers
- Lub teeb tso zis thiab ci ntsa iab
- Kev sib piv
- Pixel ceev thiab daws teeb meem
- Kub luam tawm
- Kev nkag siab
- Kev Ua Haujlwm
- Screens
-
Types of Projectors
Kuv Yuav Tsum Siv Nyiaj Ntau npaum li cas rau ntawm Projector?
Projector tus nqi sib txawv heev, xws li nyiaj txiag projectors rau tsawg dua $ 100 rau high-end 4K projectors muaj nqis nyob ib ncig ntawm $ 2,000. Cov duab zoo tseem ceeb tshaj lub hom.
| Price Range | Yuav Ua Li Cas |
|---|---|
| >$100 | 480p duab daws teeb meem. 2000: 1 contrast ratio. Yuav tsum siv qhov tsaus ntuj. Tsawg tus hais lus tso zis. Tsis muaj kev sib txuas wireless. Tsis muaj SD daim npav qhov. |
| $100 - $500 | 480p duab daws teeb meem. 3, 000: 1 contrast ratio. Yuav tsum siv qhov tsaus ntuj. Kev them nyiaj yug rau HDMI, VGA, microSD, thiab USB inputs. 3.5mm suab tso zis rau lub mloog pob ntseg thiab hais lus. Tsis muaj kev ua haujlwm wireless. |
| $300 - $500 | 720p duab daws teeb meem. 3, 000: 1 contrast ratio. Yuav tsum tau siv nyob rau hauv lub teeb pom kev zoo. Qee qhov kev ua haujlwm wireless. |
| $500 - $1,000 | 1920x1080 duab daws teeb meem. 15,000: 1 contrast ratio. Ntshiab thaum nruab hnub los ntawm ntau lub ces kaum. Qee qhov kev ua haujlwm wireless. Zoo txaus rau kev ua si. |
| $1,000 - $2,000+ | Tsim cov duab 4K uas pom meej meej thaum nruab hnub los ntawm txhua lub ces kaum. Automatically kho cov duab distortions. Txuas rau cov khoom siv wireless. Zoo tagnrho rau kev ua si. |
Teeb, LEDs, thiab Lasers
Ntxiv rau LCD thiab DLP thev naus laus zis, koj yuav tsum xav txog seb lub teeb ci hauv qhov projector yog lub teeb, LED, lossis laser. Tag nrho peb txoj kev xaiv muaj lawv qhov zoo thiab qhov tsis zoo:
- Video projectors uas siv lub teeb yuav tsum tau hloov tom qab li 3,000 txog 4,000 teev ntawm kev saib. Txawm li cas los xij, qee qhov projectors xa mus txog 5,000 teev ntawm kev saib.
- Video projectors uas siv LEDs lossis lasers ua lub teeb ci muaj lub neej ntev dua-feem ntau li 20, 000 teev lossis ntau dua.
Sib piv lub teeb lub neej ntawm cov yeeb yaj kiab yees duab LED / LCD lossis OLED TVs, uas tuaj yeem kav ntev dua 60, 000 teev, txawm tias muaj qhov loj me me.
Lub teeb tso zis thiab ci ntsa iab
Yog tsis muaj lub teeb txaus, lub projector tsis tuaj yeem tso cov duab ci. Yog tias lub teeb tso zis tsawg dhau, cov duab yuav zoo li av nkos thiab mos, txawm tias nyob hauv chav tsaus. Txoj hauv kev zoo tshaj plaws los txiav txim siab seb lub projector tso tawm lub teeb txaus los tsim cov duab ci, xyuas qhov ntsuas ANSI Lumens. Nws yuav qhia koj tias lub teeb pom kev tuaj yeem tso tawm ntau npaum li cas.
Projectors nrog 1,000 ANSI Lumens muaj qhov ci txaus rau kev siv tsev ua yeeb yam. Chav loj, qhov loj me / qhov deb, thiab kev sib txuas hauv chav tsev yuav cuam tshuam qhov xav tau ntau dua lossis tsawg dua lumens. Txawm hais tias video projectors 'lub teeb tso zis muaj peev xwm tau txhim kho, lawv tseem ua haujlwm zoo tshaj plaws hauv chav tsaus.
LCD thiab DLP projectors tso tawm lub teeb sib txawv. LCD projectors tso tawm tib lub teeb dawb thiab xim xim, qhov DLP projectors tso tawm ntau lub teeb dawb dua li xim teeb.
kab hauv qab
Kev sib piv yog qhov piv ntawm cov xim dub thiab dawb ntawm cov duab. High contrast ratios muab cov xim dawb thiab cov xim dub. Lub projector yuav muaj qhov ntsuas Lumens zoo heev, tab sis koj cov duab yuav zoo li ntxuav tawm nrog qhov sib piv qis. Qhov sib piv ntawm tsawg kawg yog 1, 500: 1 yog qhov zoo hauv chav tsaus, tab sis 2, 000: 1 lossis siab dua yog suav tias zoo heev.
Pixel Ceev thiab Zaub Resolution
Pixel Ceev (aka zaub daws teeb meem) yog qhov tseem ceeb. LCD thiab DLP projectors ob leeg muaj tus lej ntawm pixels.
- Yog tias koj saib feem ntau yog HDTV, tau txais cov pixel suav tiag tiag li siab tau (xws li 1920x1080).
- A natural pixel suav ntawm 1024x768 yog txaus rau DVD. Txawm li cas los xij, 720p HDTV cov teeb liab xav tau 1280x720 pixel suav rau cov zaub, thaum lub teeb liab 1080i HDTV input xav tau pixel suav ntawm 1920x1080.
- Yog tias koj muaj Blu-duab tshav Disc player, xav txog qhov projector nrog 1920x1080 pixel daws teeb meem tiag tiag thiab lub peev xwm los tso saib 1080p hom.
Yog tias koj xav dhia mus rau hauv 4K thaj chaw, ib sab ntawm tus nqi siab dua, tsis yog txhua qhov 4K projectors qhov tseeb 4K daws teeb meem. Koj yuav tsum nkag siab tias 4K video projectors ua haujlwm li cas thiab lawv tau sau npe li cas kom koj tuaj yeem xaiv qhov tsim nyog rau kev teeb tsa hauv tsev.
Kom tau txais txiaj ntsig zoo tshaj plaws ntawm 4K projector, koj yuav tsum muab 4K cov ntsiab lus los ntawm Ultra HD Blu-duab tshav playeror 4K streaming qhov chaw (xws li Netflix lossis Vudu).
Kev tsim tawm xim
Kev luam tawm xim yog lwm yam uas yuav tsum tau xav txog. Tshawb xyuas lub cev nqaij daim tawv thiab xim qhov tob, yuav ua li cas xim saib nyob rau hauv lub brightest thiab darkest cheeb tsam ntawm daim duab, lub degree ntawm cov xim stability los ntawm cov tswv yim rau cov tswv yim, thiab hais tias koj tau paub txog cov hom ntawm cov duab chaw uas video projectors muab.
Txhua tus muaj qhov sib txawv me ntsis ntawm cov xim pom thiab qhov zoo li txaus siab rau lawv, yog li ua tib zoo saib.
Kev nkag siab
Ua kom lub projector muaj cov khoom siv uas koj xav tau. Tag nrho cov yeeb yaj kiab yeeb yaj kiab niaj hnub no muab HDMI cov tswv yim, thiab cov projectors feem ntau kuj muaj VGA lossis DVI inputs rau computers.
Txawm li cas los xij, yog tias koj muaj cov khoom qub qub nrog cov khoom sib xyaw, cov khoom sib xyaw, lossis S-video tso tawm, paub tias ntau cov yeeb yaj kiab video tshiab tsis muaj cov kev xaiv no lawm lossis tuaj yeem muab cov yeeb yaj kiab sib xyaw ua ke. Thaum yuav khoom rau lub projector, xyuas kom meej tias nws muaj kev sib txuas uas koj xav tau.
Qee qhov video projectors suav nrog lub suab nkag thiab cov hais lus hauv lub nkoj, tab sis zoo li cov neeg hais lus ua rau hauv TV, lawv tsis zoo. Nws yog qhov zoo tshaj plaws los txuas koj lub hauv paus rau lub suab sab nraud (txawm tias ib qho me me) kom pom kev zoo dua.
Kev Ua Haujlwm
Kev txav chaw yog qhov tseem ceeb tsis yog hais txog kev txav lossis mus ncig nrog koj lub projector tab sis hauv kev yooj yim rau kev teeb tsa thiab teeb tsa. Nws kuj ua rau nws yooj yim dua los sim qhov sib txawv ntawm qhov ntau thiab tsawg, nyob deb, thiab chav saib seb qhov kev npaj ua haujlwm zoo tshaj plaws.
Yog tias koj lub projector tuaj yeem nqa tau, koj tuaj yeem dai ib daim ntawv rau ntawm phab ntsa sab nraud (lossis lub qhov rooj hauv tsev) thaum lub caij ntuj sov thiab txaus siab rau koj tus kheej 'tsav-hauv' tsos. Saib cov yeeb yaj kiab sab nraum zoov siv lub projector video tuaj yeem yog qhov kev paub zoo.
Tsis txhob hnov qab Screen
Screens tuaj hauv ntau cov ntaub, qhov ntau thiab tsawg, thiab tus nqi. Qhov zoo tshaj plaws ntawm lub vijtsam yog nyob ntawm qhov projector, lub kaum sab xis pom, tus nqi ntawm lub teeb nyob hauv chav tsev, thiab qhov deb ntawm lub projector mus rau qhov screen. Yog tias koj muaj qhov chaw me me, xav txog Short Throw projector, uas tuaj yeem tso saib cov duab loj ntawm qhov luv luv.
Muaj ntau lub projector zoo ntawm lub khw; Dab tsi yog qhov zoo tshaj rau koj nyob ntawm koj qhov kev xav tau tshwj xeeb.
Type of Video Projectors
Ob hom kev yees duab muaj nyob: DLP (Digital Light Processing) thiab LCD (Liquid Crystal Display).
- DLP projectors ntiav lub teeb ci ua ke nrog lub log xim thiab nti uas muaj cov tsom iav tsom iav. Lub teeb dhau los ntawm lub log xim, qhia tawm ntawm daim iav, thiab tau muab tso rau ntawm qhov screen.
- LCD projectors siv lub teeb ci uas kis tau los ntawm 3 LCD Chips (tso rau thawj xim liab, ntsuab, thiab xiav) los tsim thiab tsim cov duab.
Variants ntawm LCD thev naus laus zis suav nrog LCOS (Kua Crystal ntawm Silicon), JVC's D-ILA (Digital Imaging Light Amplification), thiab Sony's SXRD (Silicon Crystal Reflective Display). Nrog LCOS / D-ILA thiab SXRD projectors, lub teeb ci qhia tawm ntawm 3 LCD chips es tsis txhob hla lawv.
kab hauv qab
Yog tias koj nyiam caw cov neeg tuaj rau hmo ua yeeb yaj kiab, lossis yog tias koj tsuas yog xav tau koj tus kheej ua yeeb yam, lub projector tuaj yeem yog qhov zoo tshaj plaws ntxiv rau koj lub tsev ua yeeb yam. Koj tsuas yog yuav tsum tau ua kom koj muaj qhov chaw thiab pob nyiaj siv los ua kom haum txhua qhov tsim nyog peripherals.
Kuv Yuav Ua Li Cas Tom Qab Kuv Yuav Lub Projector?
Thawj kauj ruam yog npaj chav lossis chaw sab nraum zoov uas koj xav siv. Xaiv ib qho chaw rau lub vijtsam thiab kho lub rooj zaum kom pom kev pom zoo. Thaum koj lub projector raug teeb tsa, txuas rau koj lub suab kaw lus. Tsis txhob hnov qab ua kom koj lub vijtsam projector huv.
Ntau Lub Tswv Yim rau Kev Yuav Lub Projector
Kev teeb tsa tsev ua yeeb yam nrog lub tshuab ua yeeb yaj kiab ntawm nws qhov chaw nruab nrab tuaj yeem txhawb nqa kev lom zem hauv tsev. Txawm li cas los xij, tsis txhob ncav cuag koj lub hnab nyiaj thiab yuav ib yam dab tsi uas tau tshaj tawm lossis muag.
Video projector tus nqi sib txawv ntawm ntau pua mus rau ob peb txhiab nyiaj, nyob ntawm cov xwm txheej saum toj no. Tshwj tsis yog tso rau ntawm phab ntsa, koj kuj yuav tsum xav txog tus nqi ntawm lub vijtsam, uas los ntawm cov nqi sib xws.
FAQ
Kuv puas xav tau lub vijtsam projector?
No. Ib phab ntsa dawb, daim ntawv dawb, lossis lwm lub teeb xim ib nrab ntawm qhov pom yuav ua haujlwm hauv ib lub pinch. Txawm li cas los xij, koj yuav xav nqis peev hauv ib qho screen kom tau txais cov duab zoo tshaj plaws los ntawm koj qhov projector.
Puas projectors zoo rau kev ua si?
Yog, muab koj yuav lub projector zoo rau txoj haujlwm. Piv txwv li, lub projector li niaj zaus yuav tsis zoo txaus rau kev ua si. Lub projector ua si zoo yuav tsum muaj qhov kev daws teeb meem siab, nrawm nrawm nrawm, thiab cov tswv yim qis latency.
Kuv yuav tsum yuav TV lossis projector?
Nws nyob ntawm. Thaum txiav txim siab ntawm ib qho video projector lossis TV, xav txog koj cov kev xav tau tshwj xeeb rau lub cuab yeej. TVs yog qhov zoo tshaj plaws rau kev siv txhua hnub. Projectors yog qhov zoo tshaj plaws rau lub sijhawm tshwj xeeb thiab daim ntawv thov niche.
