Iyini iprojektha yaseshashalazini yasekhaya, indlela yokukhetha nokuxhuma

Ekhaya, ungabuka ama-movie hhayi kuphela esikrinini se-TV, kodwa futhi ngosizo lwe-projektha. Ukuze uyisebenzise, ​​udinga ukulungisa isikrini. Isithombe sidluliselwa idivayisi ngokuvamile nge-matrix ekhethekile esebenza ngokukhanya. Inzuzo enkulu yama-projektha anjalo ukuthi ahlinzeka ngesithombe esikhulu kunezikrini eziningi zethelevishini. Le divayisi idlulisa ulwazi olutholwe emthonjeni wangaphandle. Kungaba i-flash drive, ikhompyutha exhunywe ngekhebula, noma enye.
Ukusebenzisa iprojektha kunezinzuzo ezilandelayo:

1. Uma ubuka, ungakwazi ukulungisa kalula usayizi wesibuko.
2. Ukuhlanganisa kalula ngesikhathi sokufakwa.
3. Usayizi omncane wedivayisi.
4. Ukunethezeka kokubuka okunjalo ukuze ubone.
5. Ukushibhile okulinganiselwe kwedivayisi uma kuqhathaniswa namanye amasistimu asetshenziselwa ukubuka amamuvi.

Iprojektha ingasetshenziswa njengesibonisi sekhompuyutha uma ilungiselelwe kahle futhi ifakiwe, ikakhulukazi imidlalo yevidiyo.

Nokho, lapho uthenga iprojektha, udinga ukunaka ukonakala kwayo:

1. Iprojektha ayifanele ukuboniswa izinhlelo zikamabonakude.
2. Uma ukukhanya kungenele ukubukwa emini, igumbi kufanele liqale libe nomthunzi.
3. Ukuze uqinisekise umsindo wekhwalithi ephezulu, uzodinga futhi ukusebenzisa isistimu yesipikha.
4. Uma usebenzisa amamodeli alengayo, kuyadingeka ukwenza izinguquko ezinhle ukuze uthole isithombe sekhwalithi ephezulu.

Qiniseka ukuthi iprojektha imiswe ngendlela efanele ngaphambi kokusetshenziswa.

Kungani udinga iprojektha ohlelweni lwakho lwethiyetha yasekhaya

Amaphrojektha angasetshenziswa ukubuka amafilimu, ukudala izethulo, ukubonisa izithombe ukuze ubuke ngokunethezeka. Ekhaya, ungayisebenzisela ukubuka amavidiyo esikrinini esikhulu, futhi kwezinye izimo udlale imidlalo yekhompiyutha. Njengoba ubuchwepheshe buthuthuka, ikhwalithi yesithombe iba ngcono, isondela kulokho ongakuthola kusikrini se-TV.

Isebenza kanjani iprojektha yetiyetha yasekhaya?

Kunezinhlobo ezahlukene zama-projektha emakethe, ngayinye inamandla nobuthakathaka bayo okufanele kubhekwe lapho ukhetha. Uma sicabangela ubuchwepheshe bokubonisa ngokuningiliziwe, kubukeka kanjena. Kukhona isibani ngaphakathi kwesakhiwo esinikeza ukukhanya okunamandla phakathi nombukiso. Njengoba ukukhanya kudlula ohlelweni lwe-optical, kuhlukaniswa kube imibala emithathu, eluhlaza, obomvu noluhlaza okwesibhakabhaka. Khona-ke ukukhanya kudlula kumoduli, okungaba yikristalu ewuketshezi noma ngendlela ye-micromirror matrix. Inesakhiwo sephikseli, esikuvumela ukuthi wakhe isithombe sekhwalithi ephezulu.
Iyunithi yokulawula yakhelwe ukusebenza ne-pixel matrix. Ukugxila kwesithombe kwenziwa kusetshenziswa ilensi eqoqa imifudlana enemibala ehlukene ndawonye bese ekugcineni yakhe isithombe.

Yiziphi izinhlobo zama-projektha

Kunezinhlobo ezintathu kakhulu zamaphrojetha athengiswayo: i-LCD, i-DLP ne-LED. Okulandelayo, ngayinye yazo izoxoxwa ngokuningiliziwe.

Amaphrojetha e-LCD

Lawa madivayisi yiwona athengekayo kakhulu. Kuzo, isithombe senziwa kusetshenziswa i-crystal matrix ewuketshezi. Ukuthandwa kwamaphrojektha anjalo kubangelwa kakhulu intengo ethengekayo. Lobu buchwepheshe buye bathuthukiswa futhi ngendlela ye-3LCD, umehluko omkhulu wawo ukusetshenziswa kwamatrices amathathu e-crystal liquid esikhundleni seyodwa. Lawa mamodeli ahlinzeka ngekhwalithi ephezulu kodwa abiza kakhulu.

Amaphrojektha e-DLP

Lolu hlobo luyafana ngentengo kumaphrojektha e-LCD, kodwa luhlinzeka ngekhwalithi ephezulu yesithombe. Umshini onjalo, usebenzisa i-matrix yesibuko, ubushelelezi ukungapheleli kwesithombe futhi usenze siphile futhi sihlabeke umxhwele. Nokho, ama-projektha anjalo ane-drawback, ngokuvamile ebizwa ngokuthi umphumela we-iris. Kusho ukuthi izindandatho zemibala eminingana zingakha eduze kwezinto ezihamba esikrinini.

Amaphrojetha e-LED

Amadivayisi okukhulunywa ngawo angasetshenziswa ngezinhlobo ezahlukene zezibani, okwandisa ukukhetha. Banikeza izinga eliphezulu lomsebenzi futhi ngesikhathi esifanayo bonga amandla.

Indlela yokukhetha iprojektha yaseshashalazini yasekhaya

Ukwakhiwa kwezinhlobo ezahlukene zemishini enjalo kungahluka kakhulu komunye nomunye. Esinye sezici ezibaluleke kakhulu zemishini enjalo yisibani esisetshenziswayo. Izinga lokukhanyisa linquma kakhulu izinga lokunethezeka lapho ubuka. Izibani zokukhipha ingcindezi ephezulu zivame ukusetshenziswa njengomthombo wokukhanya. Ububi bazo obuyinhloko ukuguga ngokushesha. Ngokuvamile, ukushintshwa kuyadingeka ngemva kwamahora angu-2000-4000 okusebenza. Kwezinye izimo, insiza yabo ingafinyelela amahora angu-8000. Ngokuvamile, ukushintshwa kufanele kwenziwe ngemva kweminyaka engu-3-4, futhi kwezinye izimo kaningi. Ukuze kwandiswe ukuphila kwezibani ezinjalo, abakhiqizi baqala ukusebenzisa ubuchwepheshe be-UHP. Kulezi zibani, ukukhishwa kusetshenziselwa ukukhanyisa, okwenzeka phakathi kwama-electrode e-tungsten. Lezi zibani zihlangene futhi ngesikhathi esifanayo zinikeza ukukhanya okulinganayo nokushubile. Lokhu kuqinisekisa ukunikezwa kombala kwekhwalithi ephezulu. [i-id yamagama-ncazo = “okunamathiselwe_6956” align = “aligncenter” wide = “403”]
I-UHP Lamp[/caption] Lezi zibani ziyancipha kancane kancane ngokuqina njengoba ziguga. Impilo yesevisi ngokuvamile ayidluli amahora angu-2000. Izinguquko zenziwe kudivayisi yabo ezisize ukunxephezela kancane izinkinga ezishiwo. Amalambu e-HCX nawo anokuphila okufushane okuqhathaniswa nokwezinye izinhlobo zamalambu okukhanya. Izibani ze-Metal halide zidala ukukhanya ngokukhipha i-arc kagesi eyakhiwe egesi ngaphansi kwengcindezi ephezulu. Zihluke ezibani ze-UHP ekubunjweni kwegesi lapho izithasiselo zenziwa khona ezithuthukisa izinga lemisebe ye-spectral futhi zifaka isandla ekufaneni kwayo. Njengobubi, ukulahlekelwa kancane kancane kwekhwalithi kuphawulwa njengoba impilo yesevisi iphelelwa yisikhathi, engafinyelela ku-50%.
Amalambu e-P-VIP athathwa njengekhwalithi ephezulu kakhulu uma kuqhathaniswa nezinye izinhlobo. Impilo yabo yesevisi ingamahora angama-6000-8000 wokusebenza. Isici esibalulekile salezi zibani ukukhanya okuqhubekayo phakathi nesikhathi sonke sokusetshenziswa kwedivayisi yokukhanyisa. Amalambu e-Xenon asebenzisa i-Xenon ecindezelwe ukugcwalisa isibani. Izibani ezinjalo zinikeza amandla aphezulu kanye nokukhanya okukhanyayo okunamandla. Amandla aphezulu kanye nekhwalithi yomsebenzi kwaholela eqinisweni lokuthi asetshenziselwa ama-projektha kuma-cinema.
Ukusetshenziswa kwezibani ezikhipha igesi ngenxa yokushiyeka kwazo okungokwemvelo kancane kancane kuba yinto yesikhathi esidlule. Esikhundleni salokho, ukukhanya kwe-LED kuya ngokuya kuthandwa kakhulu. Ukusetshenziswa kwama-LED kwenza kube nokwenzeka ukwandisa impilo yesevisi yedivayisi, ikhulise ibe ngamahora ayizinkulungwane ezingu-20. Izinto ezinjalo zokukhanyisa zenza kube nokwenzeka ukwenza isibonisi sekhwalithi ephezulu ngaphandle kwezidingo ezikhethekile endaweni lapho isibonisi senziwa khona. Ububi balezi zibani akwanele ukugeleza okukhanyayo okukhanyayo uma kuqhathaniswa nezinye izinhlobo zezibani. [i-id yamagama-ncazo = “okunamathiselwe_6948” align = “aligncenter” wide = “840”]
Amaphrojektha wamadivayisi okukhanyisa nge-laser anikeza ikhwalithi yesithombe enhle kakhulu ethiyetha yasekhaya [/ amazwibela] Amadivayisi okukhanyisa nge-laser asebenza ngekhwalithi ephezulu, anempilo ende yesevisi, kodwa ayabiza. Ngakho-ke, inketho ekhangayo kakhulu ingabhekwa njengokukhanya kwe-hybrid, okuhlanganisa izinzuzo ze-laser ne-LED. Amaphrojektha we-laser yaseshashalazini yasekhaya – amamodeli weprojektha angcono kakhulu: https://youtu.be/zPlD_Edkrp8

Yiziphi izici okufanele uzibheke

Lapho ukhetha, udinga ukutadisha ngokucophelela izici ezihlukahlukene zeprojektha. Okulandelayo kuyaphawuleka:

1. Ukukhanya komthombo wokukhanya kufanele kube ngokwanele ukuze kubukwe amafilimu ngokunethezeka. Kunconywa ukukhetha amamodeli ahlinzeka ngokukhanya kwe-1000-2000 lm.
2. Kuyadingeka ukucabangela ifomethi yesithombe esiphumela kanye nezilinganiso zezinhlangothi zayo . Ukuze uthole iprojektha yasekhaya, sebenzisa u-16:10 noma u-16:9.
3. Kuyafaneleka ukunaka ukufana kokukhanya kwesikrini sonke . Akufanele kube nezindawo ezimnyama noma ezilula kakhulu. Ukucaciswa kobuchwepheshe kusebenzisa ipharamitha elingana nesilinganiso sokukhanya phakathi nendawo yesikrini nasemaphethelweni aso, kodwa ayiboniswa njalo.
4. Kudingeka ukucabangela ukuba khona komsindo ngesikhathi sokusebenza kweprojektha . Ngokuvamile livela ohlelweni lokungenisa umoya olusetshenziswa entweni. Udinga ukuqiniseka ukuthi umsindo ngeke uphazamise ukubukwa okunethezeka kwefilimu.
5. Udinga ukuhlola izinga lokugqama . Kunomthelela omkhulu kukhwalithi yokubuka emakamelweni anomthunzi. Uma uhlela ukubuka ekukhanyeni okuhle, khona-ke udinga ukucabangela ukukhanya ngezinga elikhulu. Kukholakala ukuthi ukuze ubuke ngokunethezeka, lesi sici kufanele sibe phakathi kuka-1000: 1 kuya ku-2000: 1.

Njengoba iprojektha ibonisa amafayela avela emithonjeni yangaphandle, kubalulekile ukucabangela ukuthi hlobo luni lwekhebula noma izixhumi ze-flash drive enazo. Esimweni sokugcina, ukuboniswa kwefayela levidiyo kungenzeka ngaphandle kokuxhuma kukhompuyutha.

Iyiphi iprojektha ongakhetha kuyo yasetiyetha yasekhaya – TOP amamodeli angcono kakhulu ka-2021

Ukukhetha i-projektha, kulula ukusebenzisa isilinganiso. Ngayo, umsebenzisi uzokwazi ukukhetha inketho efanele noma athole eyakhe, evumelana naye kangcono.

I-Optoma HD144X

Lena iphrojekthi yebhajethi ehlinzeka ngokuboniswa kwevidiyo yekhwalithi ephezulu. Izibukeli zithanda incazelo ephezulu yesithombe nokunethezeka kokubukwa kwesibonisi. Kodwa-ke, njenge-drawback, kufanele kuqashelwe ukujula kombala okulinganiselwe kanye nokuntuleka kwesixhumi esibonakalayo esingenantambo. Isixazululo esigcwele se-HD sinikezwe lapha, kukhona ukukhanya okuphezulu kwesithombe. Iprojektha inembobo ye-USB. Idivayisi isekela i-MHL ne-HD. Uma ubonisa ukunyakaza okusheshayo, umphumela wothingo kungenzeka.

I-Optoma W308STe

Le projektha ingasetshenziswa ngisho nasezikhaleni ezincane ngenxa yokuphonswa kwayo okufushane. Ingashintsha i-aspect ratio uma iboniswa ngokuvumelana nevidiyo eboniswayo. Iprojektha ingasetshenziselwa ukubonisa ividiyo kuphela, kodwa futhi nemidlalo yekhompyutha. Kunezinhlobonhlobo, ezifaka izilungiselelo ezizenzakalelayo ezihlinzeka ngekhwalithi ephezulu yesithombe. Njengokubi, ukuntuleka kokujula komnyama nokubukeka komphumela we-iris kuyaphawulwa.

I-JVC DLA-N5

Le projektha ithathwa njengenye yamaphrojektha yasetiyetha yasekhaya ethandwa kakhulu. Inikeza ukugqama okuphezulu, kodwa ingaphansi kwezimbangi ngokukhanya okuphezulu. Ngenxa yokubambezeleka okuphansi kwempendulo, le divayisi iphinde ifanele abadlali bamageyimu. Ihlinzeka ngekhwalithi yevidiyo ye-4K nokudlalwa kokuqukethwe kwe-HDR okuseqophelweni eliphezulu. Njengokubi, ama-engeli akhanyayo ngesikhathi sokuboniswa kanye nezindleko eziphakeme kakhulu ziyaphawulwa.

I-Epson EH-LS500

Le projektha yokuphosa okufushane kakhulu isebenzisa ubuchwepheshe be-laser ukuletha isibonisi sekhwalithi ephezulu. Amandla e-flux ekhanyayo anikeziwe, afinyelela ku-4000 Lm. Imodeli yakhelwe ukufakwa ebangeni elifushane ukusuka esikrinini. Akukho ukujula okumnyama okwanele lapha. Isivinini sokuphendula esiphezulu sizokwenza le projektha ikhange kubadlali bamageyimu. I-flux ekhanyayo ingalungiswa ebangeni elibanzi kuye ngokusetshenziswa okuqondile kwedivayisi.

I-Epson EH-TW9400

Le divayisi inganikeza ukuboniswa kwekhwalithi ephezulu kumabanga ahlukene wokufaka – ukusuka eduze nesikrini, futhi kude. Izibukeli zingabuka okuqukethwe nge-HD Egcwele. I-Optics ingalawulwa ngokuzenzakalelayo.
Ukungalungi kuhlanganisa ukujula okumnyama okubuthakathaka, ukuba khona komsindo ngesikhathi sokusebenza, kanye nezindleko eziphakeme kakhulu. Lapha, ividiyo iboniswa nge-4K, kodwa ukucutshungulwa kuyenziwa okuyiguqulele ku-Full HD. Abathengi baqaphela izinga eliphezulu lesithombe esitholwe kuprojektha. Ungakhetha kanjani iprojektha yetiyetha yasekhaya ehamba phambili kusukela ngo-2021: https://youtu.be/L5QWSNIquP0

Imiyalo kanye nomdwebo wokuxhuma ithiyetha yasekhaya neprojektha

Ukuze ulungiselele ukubuka ama-movie nge-projektha, ukufakwa kuyadingeka. Ukuze wenze lokhu, uzodinga ukwenza lokhu okulandelayo:

1. Udinga ukulenga isikrini lapho ifilimu izokhonjiswa khona . Kulesi sigaba, kubalulekile ukukhetha indawo efanele futhi usethe ibanga elifanele kuprojektha. Kumele kukhunjulwe ukuthi isikrini akufanele siwele ekukhanyeni kwemithombo yangaphandle – isibonelo, izinkanyezi noma izibani zomgwaqo. Uma kunesidingo, uzodinga ukusebenzisa amakhethini amnyama noma amakhethini ekamelweni. Ukuphakama konqenqema olungezansi kufanele kukhululeke ezithamelini. Imvamisa, ibanga lika-62-92 cm.
2. Udinga ukukhetha indawo ozofaka kuyo iprojektha . Ukuze wenze lokhu, ingafakwa etafuleni eliseceleni kombhede, ilengiswe ophahleni noma ibekwe phansi. Lapho ufaka, kufanele uqinisekise ibanga eliya esikrinini elishiwo emibhalweni yezobuchwepheshe. Ngokuvamile kunqunywa ngokuhlobene ne-diagonal yesikrini. Isinyathelo esilandelayo ukufaka i-projektha. Ukuze wenze lokhu, ifakwe futhi inikezwe indawo efanelekile yokuphakama.
3. Manje udinga ukumisa okokusebenza . Okokuqala, udinga ukulungisa kahle ukugxila. Amamodeli amaningi anomsebenzi wokulungisa owakhelwe ngaphakathi we-elekthronikhi. Udinga ukulungisa ukucaca nobukhali, bese uhlola ukuthi isithombe sihle kangakanani esikrinini.

Ngemuva kokwenza zonke izinguquko ezidingekayo, udinga ukubona ukuthi zizobukeka kanjani esikrinini futhi zifinyelele izinga eliphezulu elitholakalayo. Enye ividiyo mayelana nokuxhuma iprojektha kanye nokubuyekezwa kwetiyetha yasekhaya ye-Epson EH-TW6700: https://youtu.be/3-wsz82TBCg Sikufisela inhlanhla ngokuthenga kwakho.