Liquid Crystal Display yog dab tsi?
Mar 23, 2023| Cov kua siv lead ua kua (LCD) yog cov cuab yeej siv niaj hnub siv hauv ntau cov khoom siv hluav taws xob los tso saib cov duab thiab cov ntaub ntawv. Lub vijtsam LCD muaj cov txheej nyias nyias ntawm cov kua siv lead ua kua nplaum ntawm ob lub pob tshab electrodes, uas ua kom cov crystals tso cai lossis thaiv lub teeb hla. Cov thev naus laus zis no yog siv hauv TVs, khoos phis tawj saib, smartphones, portable gaming systems, thiab ntau lwm yam khoom siv hluav taws xob.
Cov ntxaij vab tshaus LCD muaj ntau qhov zoo, xws li kev siv hluav taws xob tsawg, pom tseeb thiab ntse, thiab ua kom muaj xim zoo nkauj. Lawv muab cov duab compact thiab nyias uas tsis xav tau ntau qhov chaw. Tsis tas li ntawd, cov ntxaij vab tshaus LCD muaj qhov ruaj khov dua li lwm cov thev naus laus zis, ua rau lawv tsis tshua muaj kev tawg.
Muaj ntau hom LCD cov ntxaij vab tshaus, suav nrog twisted nematic (TN), nyob rau hauv dav hlau hloov (IPS), thiab ntsug ntsug (VA). Txhua hom muaj nws qhov zoo thiab qhov tsis zoo, xws li qhov sib txawv ntawm qhov pom, lub sij hawm teb, thiab qhov sib piv.
Hauv cov ntsiab lus, LCD thev naus laus zis tau hloov pauv txoj hauv kev uas peb siv cov xov xwm digital, coj cov lus pom tseeb thiab pom tseeb rau ntau yam khoom siv. Nws txuas ntxiv mus, xa cov duab zoo dua nrog txhua tiam ntawm cov ntxaij vab tshaus.