Consumer Choice: lcd saib

Computers nyob rau hauv lub neej ntawm tus txiv neej no nyob hauv txoj kev yog ib feem ntawm nws. Rau hnub tim, qhov loj tshaj nyiam tau txais LCD-saib cov computer saib. Cov niaj hnub hloov muaj ntau yam zoo tshaj lawv cov predecessors. Lawv kuj txawv los ntawm txhua lwm yam.

Feem ntau, cov kev pab uas xaiv los mus ua kom txhua yam ntawm purchase, sim tau lub siab tshaj plaws tau kev pab. Raws li rau tus saib, muaj, ua ntej ntawm tag nrho cov, ntau cov neeg muas zaub xav nyob rau hauv, uas saib yog zoo rau lub qhov muag, raws li muaj ntau yam yog cov paub txog lub tau teeb meem tshwm sim los ntawm siv ntau lub sij hawm ntawm lub computer. Undoubtedly, nyob rau hauv pawg no LCD-saib yog npaum li cas zoo dua cov nyob rau ntawm lub lub hauv paus ntawm tus neeg uas yog ib tug cathode txoj sab ci raj. Vim lub yam ntxwv nta, LCD cov ntxaij vab tshaus tsis ua tej emissions. Qhov tshaj plaws xwb uas yuav cuam tshuam rau lub qhov muag ntawm tus neeg, nws yog flickering, tej zaum tsim thaum kho cov brightness. Tab sis qhov no nyhuv yuav zam tau los ntawm kev pauv qhov chaw yog tsis nyob rau hauv saib muaj nqis, thiab video card chaw. Nyob rau hauv CRT tsom kwm flicker nyob ntawm cov yam ntxwv xws li cov refresh tus nqi ntawm lub screen ntawm tus saib, thiab tsis txhob tsis zoo raug nyiaj yuav tsuas yuav nyob rau hauv cov ntaub ntawv ntawm yuav ib qho kim kev xaiv. Ntawm cov hoob kawm, hnub no qhov no yog tsis yog qhov zoo tshaj plaws tshuaj. Cias yuav ib tug kua siv lead ua zaub.

Ua ntej ntawm tag nrho cov, xaiv ib tug LCD-saib, koj yuav tsum xyuam xim rau cov hom matrix, uas muaj feem xyuam rau tsis tsuas cov nqi tab sis tseem muaj lwm cov yam ntxwv xws li saib lub, zoo, xim tu tub tu kiv, brightness, teb lub sij hawm, thiab li ntawd.

Tej zaum, qhov tsuas parameter uas LCD-saib tsis tau zoo CRT yog saib lub. Qhov no stems los ntawm qhov kev siv ntawm tej nta ntawm steel siv tshuab. Yuav luag tag nrho cov ntawm cov LCD vaj huam sib luag thaum koj saib nyob rau ntawm lawv nyob rau hauv ib tug loj lub yuav distort cov duab. Tab sis manufacturers muaj kev koom ua hauj lwm rau qhov chaw nyob no tsis muaj peev xwm thiab nws yog heev tau hais tias tsis ntev yuav muaj yuav luag flawless qauv.

Ib tug ntawm feem ntau yog siv tsis rau kua siv lead ua qhia yog lub sij hawm teb ntawm tus siv lead ua. Lub cev tus nqi ntawm tsawg tshaj li 30 milliseconds. Ntau lub sij hawm tej zaum yuav tsim nyog tau ntawm lub rov tshwm sim ntawm ib tug tseem ceeb kev ncua nyob rau hauv ib tug ceev ceev alternation ntawm cov dluab thiab ntas.

Niaj hnub nimno manufacturers faib LCD-qhia raws li lub matrix hom TN, IPS thiab * VA (Vertical Tuab si lug). Tus thawj qeb ntawm saib muaj feem ntxiag nqi. Qhov no hom ntawm matrices yog yus muaj los ntawm kuj tsis tshua muaj zog noj thiab cov lus teb lub sij hawm ntawm lub muaju. Tsis zoo muaj xws li tsis muaj tseeb xim rendition, ib tug me me saib kaum sab xis thiab ib tug txaus tsawg zoo. Ntawm lwm yam, qhov muag tsis pom me ntsis, raws li ib tug txoj cai, yog lossi hlawv. Thaum IPS tsev neeg yuav ua tau ib tug zoo qhia kom paub tias cov feem ntau xim, raws li zoo raws li ib tug ncaj loj lub. Parameter teb lub sij hawm ntau dua tshaj yav dhau los hom matrices, thiab tus zoo yog tsawg tshaj li * VA. Ib tug tseem ceeb kom zoo dua yog hais tias lub pixels ua tsaus ntuj nti nrog pixel uas tsis. Cov yav tas hom matrix muaj zoo heev xim tu tub tu kiv ntawm ib tug ncaj siab zoo. Tag nrho versions ntawm cov tsev neeg no yog tsim los ntawm txawv manufacturers yuav ua tau kom qhov kev kawm zoo ntawm tus thawj tiam sis tsis yog tshwj xeeb yog distinguished.

Xaiv ib los yog lwm hom matrix, yuav tsum tau raws li nyob rau hauv nws cov ntxiv siv. Yog hais tias koj yuav tsum ua hauj lwm mas nrog chaw ua hauj lwm software, lub ntsiab xaiv yuav tus nqi thiab zoo li, raws li lwm yam ntxwv nyob rau hauv cov ntaub ntawv no tsis principled. Nyob rau hauv cov ntaub ntawv no, koj yuav tsum xyuam xim rau saib xyuas npe Acer (Acer P196HQVb, Acer P226HQbd, Acer A191HQLb) thiab Samsung (Samsung S19A100N, Samsung B1930N, Samsung S20A300N). Yuav kom siv cov saib nyob rau hauv lub publishing kev lag luam, qhov twg nws yog ib qho tseem ceeb point yog xim rendition, nws yog pom zoo kom xaiv saib nrog technology matrix IPS, piv txwv li, (Asus VS209N, LG IPS225T, HP ZR2240w). Rau feem ntau haum tsev computer yuav saib xyuas matrix hom * VA (Samsung F2080, NEC EA191M), vim hais tias, nyob rau hauv qhov tseeb, ib tug universal uas muaj raws li qhov uas yuav tsum tau ntawm ob gamers thiab cov neeg uas xav mus saib duab thiab yeeb yaj duab.