Kodi ma LCD amagwiritsa ntchito njira zingati?

Njira zogwiritsira ntchito LCD

Twisted Nematic (TN), Super Twisted Nematic (STN), Film Compensated STN (FSTN), ndi Colour STN (CSTN) ndi mawu omwe amagwiritsidwa ntchito kufotokoza mitundu inayi ya Liquid Crystal Displays, iliyonse imapotoza momwe kuwala kumadutsa mumadzimadzi. Mawonekedwe a Crystal Mawonekedwe mosiyanasiyana kuti athe kusiyanitsa ndi mitundu.Timayerekezeranso mitundu, ma angles owonera, ndi mtengo pakati pa matekinoloje.

Ma LCD a Super Twisted Nematic (STN)

Ngakhale ma LCD a Twisted Nematic atha kuyendetsedwa munthawi yochulukirachulukira kuti achulukitse zidziwitso zowonetsedwa, amakhala oletsedwa malinga ndi kusiyana kocheperako komanso kowonera kochepa.Kuti mukwaniritse zowonetsera zochulukira kwambiri, ukadaulo wa supertwist umagwiritsidwa ntchito.
Ma Super Twisted Nematic LCD ali ndi zopindika zomwe ndi zazikulu kuposa 90 koma zosakwana madigiri 360.Pakadali pano zowonetsera zambiri za STN zimapangidwa ndi kupindika pakati pa 180 ndi 270 madigiri.Ma angles opindika apamwamba amapangitsa kuti ma voltages azikhala oyandikana kwambiri.Magawo okwera amalola kuti ma multiplex achuluke kuposa 32 kuti akwaniritsidwe.
Mu mtundu uwu wa mawonetsedwe, zinthu za LC zimadutsa kuposa 90 ° kupotoza kuchokera ku mbale kupita ku mbale;Makhalidwe abwino amachokera ku 180 mpaka 270 °.Ma polarizers pankhaniyi sanakwezedwe molingana ndi LC pamwamba koma pamakona ena.Selo, motero, siligwira ntchito pa mfundo "yotsogolera" yopepuka, monga mu Twisted Nematic LCD, koma m'malo mwake pa mfundo ya birefringence.Malo a polarizers, makulidwe a cell, ndi birefringence ya LC amasankhidwa mosamala kuti apange mtundu wina mu "off" state.Kawirikawiri, izi zimakhala zachikasu-zobiriwira kuti muwonjezere kusiyana.LC mu selo ndi "supertwisted" zomwe zidzapatsa mphamvu yogwiritsira ntchito mlingo waukulu wa multiplex.Pamene kupindika kukuchulukirachulukira, mamolekyu a LC omwe ali pakati pawosanjikiza amalumikizidwa ndi gawo lamagetsi lomwe limagwiritsidwa ntchito ndi kusintha kwakung'ono kwamagetsi.Izi zimapangitsa kuti pakhale kutsetsereka kotsetsereka kwambiri poyerekeza ndi ma voteji opindika, zomwe zimapangitsa kuti pakhale kuchulukitsa kwa mizere 240.
Ukadaulo wa STN umabwera mumitundu iwiri, Green STN ndi Silver STN.STN-Green ili ndi zilembo za Dark Violet / Black pamtundu Wobiriwira.STN-Silver ili ndi zilembo za Dark Blue / Black kumbuyo kwa Silver.Ili mkatikati mwa msewu malinga ndi mtengo wake, koma ili ndi mawonekedwe abwino kwambiri.Kusiyanitsa kuli kofanana ndi ukadaulo wa TN.

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Kanema Wolipidwa Ma LCD a Super Twisted Nematic (FSTN).

Kutsogola kwaposachedwa kwakhala koyambitsa Mafilimu omwe amalipidwa ndi Super Twisted Nematic (FSTN).Izi zimawonjezera filimu yochedwetsa ku chiwonetsero cha STN chomwe chimalipira mtundu wowonjezeredwa ndi birefringence effect.Izi zimalola kuti chiwonetsero chakuda ndi choyera chipangidwe ndipo chimapereka kusiyanitsa kwapamwamba komanso kowoneka bwino.
Ukadaulo wa FSTN umabwera mumtundu umodzi, zilembo zakuda pa White / Gray maziko.Pa matekinoloje atatu omwe atchulidwa pano, ndi okwera mtengo kwambiri, koma ali ndi ma angles abwino owonera komanso kusiyana ndi luso la STN lomwe latchulidwa pamwambapa.


Nthawi yotumiza: Jan-19-2022

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