Labarai

Babban ƙa'idar ita ce a rufe ruwan lu'ulu'u a cikin akwatin gilashi, sannan a yi amfani da na'urorin lantarki don haifar da canje-canje masu zafi da sanyi, ta haka ne za a shafi watsa haskensa don cimma sakamako mai haske da duhu.

A halin yanzu, na'urorin nuni na lu'ulu'u na ruwa da aka saba amfani da su sun haɗa da Twisted Nematic (TN), Super Twisted Nematic (STN), DSTN (Double Layer TN) da Thin Film Transistors (TFT). Ka'idojin kera nau'ikan guda uku iri ɗaya ne, suna zama lu'ulu'u na ruwa na matrix marasa aiki, yayin da TFT ya fi rikitarwa kuma ana kiransa da matrix liquid crystal mai aiki saboda yana riƙe da ƙwaƙwalwa.

Saboda na'urorin saka idanu na LCD suna da fa'idodin ƙaramin sarari, kauri mai siriri, nauyi mai sauƙi, nuni mai kusurwar dama mai faɗi, ƙarancin amfani da wutar lantarki, babu hasken wutar lantarki, babu hasken zafi, da sauransu, a hankali sun maye gurbin na'urorin saka idanu na bututun hoto na CRT na gargajiya.

Allon LCD yana da yanayin nuni guda huɗu: juyawa mai haske, juyawa mai haske-mai haske, tsinkaya, da kuma watsawa.

(1). Nau'in mai nuna haske ba ya fitar da haske a cikin LCD ɗin kansa. Ana saka shi cikin panel ɗin LCD ta hanyar tushen haske a cikin sararin da yake, sannan hasken yana haskakawa cikin idanun ɗan adam ta hanyar farantin mai nuna haske;

(2). Ana iya amfani da nau'in juyawar haske-watsawa a matsayin nau'in haske idan tushen haske a cikin sararin samaniya ya isa, kuma idan tushen haske a cikin sararin samaniya bai isa ba, ana amfani da tushen haske da aka gina a ciki azaman haske;

(3). Nau'in hasashen yana amfani da ƙa'ida makamancin ta na kunna fina-finai kuma yana amfani da tsarin hangen nesa na hasashen don nuna hoton da aka nuna akan allon LCD akan babban allon nesa;

(4). LCD mai watsawa gaba ɗaya yana amfani da tushen haske da aka gina a ciki azaman haske.