Lens ua haujlwm thiab Keystone Correction tsim Video Projector teeb Easier
Qhov teeb tsa ib lub video projector thiab screen zoo li ib qho yooj yim ua hauj lwm, cia li muab tso rau hauv koj lub vijtsam, muab koj lub projector tso rau ntawm ib lub rooj lossis nws saum lub qab nthab, thiab koj tau teem caij mus. Txawm li cas los xij, tom qab koj tau txais txhua yam teebmeem thiab tig lub projector rau, koj yuav pom tau tias daim duab tsis nyob rau ntawm qhov ntsuas kom zoo (tawm hauv nruab nrab, siab dhau, lossis dhau), los yog cov duab ntawm daim duab tsis yog nyob ntawm tag nrho cov sab.
Tau kawg, tus projector yuav muaj tsom thiab Zoom ntawm lwm yam uas yuav pab tau kom tau cov duab saib zoo raws li qhov xav tau ntse thiab loj, tab sis yog lub kaum sab xis ntawm lub projector lens tsis lined li nrog projection npo , daim duab tej zaum yuav tsis poob rau hauv cov ciam teb ntawm qhov screen, los sis koj yuav tsis tuaj yeem tau txais txoj kev zoo ntawm lub vijtsam kom yog.
Yog xav kho qhov no, koj tuaj yeem siv cov taw kev hloov kho los yog tshem lub kaum sab xis ntawm lub qab nthab, tab sis cov uas tsis yog cov cuab yeej uas yuav tsum tau muaj. Nkag mus rau Lens ua haujlwm thiab / lossis Keystone Correction ntawm lwm yam yog pab tau.
Lens ua haujlwm
Lens Shift yog ib qho chaw uas tso cai rau koj kom txav mus rau lub lens sib dhos ntawm tus projector vertically, horizontally, los yog diagonally tsis txav mus rau tag nrho cov projector.
Qee qhov projectors yuav muab ib, ob, los yog tag nrho peb kev xaiv, nrog txoj kev hloov ua lens feem ntau. Nyob ntawm tus projector, no feature yuav nkag tau siv lub cev los yog lub pob qhov muag, thiab ntawm ntau qhov projectors, Lens Shift tej zaum kuj yuav siv tau ntawm cov chaw taws teeb tswj.
Qhov no feature pub koj nce, qis dua, los yog rov qab tso cov duab duab tsis hloov cov kev sib raug zoo ntawm lub projector thiab qhov screen. Yog hais tias qhov teeb meem tsuas yog tias koj cov duab tso tawm ntawm koj mus rau ib sab los yog saum toj lossis hauv qab ntawm qhov screen, tab sis yog tsis ntsej muag, zoomed, thiab feem cuam tshuam, Lens Shift thiaj li yuav tsum tau siv lub cev kom tag nrho cov duab horizontally lossis vertically kom haum cov duab hauv cov ciam teb ntawm qhov screen.
Keystone Correction
Keystone Correction (tseem hu ua Digital Keystone Correction) yog ib lub cuab yeej uas tseem pom nyob rau ntau lub xov tooj ntawm qhov project uas tuaj yeem pab tau cov duab kom pom tseeb ntawm qhov screen, tiam sis nws txawv dua Lens ua haujlwm.
Thaum Lens haujlwm ua haujlwm zoo yog tias tus projector lub lens yog perpendicular rau qhov screen, Keystone Correction yuav tsim nyog yog tias nws tsis tau txais qhov lens-to-screen kaum sab xis kom cov duab zoo li ib tus duab plaub txawm tias nyob rau txhua sab. Hauv lwm cov lus, koj tus duab thev duab yuav dav lossis zuj zus nyob rau sab saum toj, los yog nws yuav dav los yog zuj zus ntawm ib sab tshaj li ntawm lwm qhov.
Qhov Keystone Correction ua yog muab cov duab tso rau yav tom ntej thiab / los yog horizontally kom koj tuaj yeem tau txais nws zoo li qhov tshwm sim ua ib qho xwm yeem uas zoo tshaj plaws. Txawm li cas los xij, tsis zoo li Lens Shift, qhov no tsis tau ua los ntawm lub cev khiav lub lens nce thiab nqis los yog rov los, zoo li, Keystone Correction yog ua ntej cov duab dhau los ntawm lub lens, thiab nkag los ntawm projector's on-screen menu function, lossis ntawm kev tswj khawm ntawm lub projector lossis cov chaw taws teeb tswj.
Nws tseem yuav tsum tau taw tes tias thaum Digital Keystone Correction tshuab pub rau ob qho tib si ntawm txoj kab kev siv ntsug thiab kab rov tav, tsis yog txhua qhov projectors muaj qhov kev ua no lossis muaj ob txoj kev xaiv.
Tsis tas li, vim Keystone Correction yog tus txheej txheem digital, nws siv kev nruj thiab kev nplua los tswj cov duab ntawm daim duab duab uas tuaj yeem ua rau hauv kev daws teeb meem, artifacts, thiab feem ntau, cov ntsiab lus tseem tsis zoo tag nrho. Qhov no txhais tau tias koj tseem tuaj yeem muaj duab duab nrig raws cov npoo ntawm daim duab duab.
Lub Kab Hauv Qab
Txawm hais tias Lens ua haujlwm thiab cov Keystone Correction yog ob yam tseem ceeb hauv cov khoom siv hauv video projector teeb, nws yog ntshaw kom tsis tas siv lawv yog tias txhua qhov ua tau.
Thaum npaj ib qhov video projector teeb, nco ntsoov qhov twg qhov screen yuav muab tso rau hauv kev piv rau tus projector thiab tsis txhob xav tau lub lag luam tawm los yog tawm qhov chaw tso tawm.
Txawm li cas los xij, yog tias qhov video projector yuav tsum tau muab tso rau hauv ib txoj kev uas lub kaum ntse ntse sab tsis zoo, uas yog qhov tshwj xeeb tshaj yog nyob rau hauv chav kawm thiab kev sib tham cov rooj sib tham, thaum mus yuav khoom rau koj qhov project projection saib yog Lens Shift thiab / lossis Keystone Correction . Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias tsis yog tag nrho cov yeeb yaj kiab uas muaj cov duab zoo sib txuas nrog cov cuab yeej no, los yog tsuas yog muaj ib qho ntawm lawv xwb.
Tau kawg, muaj lwm yam uas koj xav paub ua ntej koj yuav lub voj voog thiab cov duab tso tawm , thiab seb lub TV projector lossis TV puas zoo dua rau koj cov kev xav tau, yuav tsum tau lees paub.