Hanyoyi nawa na LCD Aiki?

Hanyoyin Aiki na LCD

Twisted Nematic (TN), Super Twisted Nematic (STN), Film Compensated STN (FSTN), da Launi STN (CSTN) sune sharuɗɗan da aka yi amfani da su don bayyana nau'ikan Nuni na Crystal Liquid guda huɗu, kowanne yana karkatar da yanayin hasken da ke wucewa ta cikin Liquid. Tsarin nunin kristal daban don aiwatar da bambanci da launi.Muna kuma kwatanta launi, kusurwar kallo, da farashi tsakanin fasahar.

Super Twisted Nematic (STN) LCDs

Ko da yake Twisted Nematic LCDs za a iya kora a cikin wani lokaci mai yawa na zamani don ƙara adadin bayanan da aka nuna, an taƙaita su cikin sharuddan rage bambanci da ƙayyadaddun kusurwar kallo.Don samun ƙarin nunin nuni da yawa, ana amfani da fasahar supertwist.
Super Twisted Nematic LCD's suna da jujjuyawar da ta fi 90 amma kasa da digiri 360.A halin yanzu yawancin nunin STN ana yin su tare da karkacewa tsakanin digiri 180 zuwa 270.Maɗaukakin kusurwoyi masu jujjuyawa suna haifar da madaidaitan lanƙwasa waɗanda ke sanya wutar lantarki kusa da kunnawa.Matsakaicin madaidaicin ƙofa yana ƙyale ƙimar ƙima fiye da 32 a samu.
A cikin wannan nau'in nunin, kayan LC suna jurewa fiye da 90 ° juyi daga farantin zuwa farantin;dabi'u na yau da kullun suna daga 180 zuwa 270 °.The polarizers a cikin wannan yanayin ba a hawa layi daya da LC a saman amma a wani kusurwa.Tantanin halitta, saboda haka, baya aiki akan ƙa'idar "jagora" haske, kamar a cikin Twisted Nematic LCDs, a maimakon haka akan ƙa'idar birefringence.Matsayin polarizers, kauri na tantanin halitta, da birefringence na LC an zaba a hankali don haifar da wani launi a cikin "kashe".Yawancin lokaci, wannan launin rawaya-kore ne don haɓaka ƙimar bambanci.LC da ke cikin tantanin halitta “na ƙwanƙwasa” wanda zai ba shi ikon yin amfani da ƙimar maɗaukakiyar yawa.Yayin da ake ƙara jujjuyawa, ƙwayoyin LC a tsakiyar Layer suna daidaitawa tare da filin lantarki da aka yi amfani da su ta hanyar ƙananan canje-canje a cikin ƙarfin lantarki.Wannan yana ba da haɓakar watsawa mai tsayi sosai vs. ƙarfin lantarki mai lanƙwasa, ƙyale har zuwa 240-line multiplexing.
Fasahar STN ta zo da launuka biyu, Green STN da Silver STN.STN-Green yana da haruffan Violet / Baƙar fata akan koren bango.STN-Silver yana da haruffan Baƙar fata mai duhu a kan asalin Azurfa.Yana cikin tsakiyar titi gwargwadon farashi, amma yana da kyawun gani sosai.Bambanci yayi kama da fasahar TN.

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Fim Diyya Super Twisted Nematic (FSTN) LCDs

Ci gaba na baya-bayan nan shine gabatar da nunin nunin faifan Fim ɗin Super Twisted Nematic (FSTN).Wannan yana ƙara fim ɗin retardation zuwa nunin STN wanda ke rama launi da aka ƙara ta hanyar tasirin birefringence.Wannan yana ba da damar nunin baki da fari don samar da shi kuma yana ba da babban bambanci da kusurwar kallo.
Fasahar FSTN ta zo cikin launi guda ɗaya, Baƙaƙen haruffa akan bangon Fari / Grey.Daga cikin fasahohin guda uku da aka jera a nan, ita ce mafi tsada, amma tana da mafi kyawun kusurwar kallo da bambanci waɗanda fasahar STN da aka jera a sama.


Lokacin aikawa: Janairu-19-2022

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