Kiʻi liʻiliʻi liʻiliʻi, H28C91-00Z

ʻO ka wehewehe pōkole:

'ikamu waiwai ma'amau. ʻano: COG + FPC Mahana hana: -20 ℃ -70 ℃ Ke wela waiho ʻana: -30 ℃ -80 ℃ Keaukaha IC: ILI9341 ʻAno Interfce: MCU&RGB&SPI ʻAlohilohi: 240 CD/㎡ STN liquid crystal principle Ua ʻike ʻia ka mea nānā LCD mua loa o ka honua. i nā makahiki 1970 mua a me ...


Huahana Huahana

Huahana Huahana

'ikamu Waiwai maʻamau Unite
Nui 2.8 ʻīniha
Olelo Hooholo 240RGB*320 kiko -
Anana puka waho 50.00(W)*69.2(H)*2.3(T) mm
Wahi nana 43.2(W)*57.6(H) mm
     
ʻAno TFT
Nānā ʻana Ka hora 12
ʻAno pili: COG + FPC
Mahana hana: -20 ℃ -70 ℃
Mahana mālama: -30 ℃ -80 ℃
IC Keaukaha: ILI9341
ʻAno waena: MCU&RGB&SPI
ʻōlinolino: 240 CD/㎡

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ʻO ke kumukānāwai kristal wai STN


Ua ʻike ʻia ka mea nānā LCD mua loa o ka honua i nā makahiki 1970 a ua kapa ʻia ʻo ia he TN-type LCD monitor (Twisted
Nematic, twisted nematic).1980s, STN LCD (Super Twisted Nematic)
ʻIke ʻia i ka manawa like, ua noi ʻia ka ʻenehana TFT wai aniani (ThinFilmTransistor thin film transistor).
E kamaʻilio mua kākou e pili ana i ke kumu o TN LCD.ʻO ka loina hōʻike o STN LCD a me TN LCD like.
Ua wili ʻia nā molekala ma nā kihi ʻokoʻa.
Hoʻopili ʻia kahi aniani wai nematic ma waena o ʻelua ʻāpana aniani.Hoʻopili mua ʻia ka ʻili o kēia aniani me kahi kiʻi ʻoniʻoni a me ka conductive no ka uila.
Polarizers, a laila e hoʻopaʻa i kahi mea hoʻoponopono ʻili ma ke aniani me ka electrode kiʻiʻoniʻoni lahilahi e hoʻohaʻahaʻa i nā kristal wai-he kikoʻī a kūlike me ka ʻili aniani.
Kūlike ʻia nā helehelena.ʻO ke kūlana kūlohelohe o ke aniani wai he wili o 90 degere.Hiki ke hoʻohana ʻia ke kahua uila e hoʻololi i ke aniani wai, a me ka ʻōnaehana refraction o ke aniani wai
Hoʻololi ka helu me ke kuhikuhi o ke aniani wai, a ʻo ka hopena ʻo ka hoʻololi ʻana o ka polarization o ke kukui ma hope o ka hele ʻana i ka aniani wai TN.E koho wale i ka pono
Hoʻololi ka mānoanoa o ke kukui i ka polarization o ke kukui ma ka pololei 90 °, a hiki ke hoʻohana ʻia ʻelua polarizers e hana i ka mālamalama hiki ʻole ke hele.A me ka wāwae
Hiki i ka voltage lawa ke hoʻohālikelike i ke kuhikuhi o ke aniani wai me ke kuhikuhi o ke kahua uila, i ʻole e loli ka polarization o ke kukui a hiki i ke kukui ke hele.
ʻO ka lua polarizer.No laila, hiki ke hoʻomaluʻia ka'ōlinolino o ke kukui.E like me ka mea i ʻōlelo ʻia ma mua, ʻo nā mea hōʻike o ke aniani wai wai ʻano STN a me ke aniani wai ʻano TN
Ua like ka loina, koe wale no ka hoohuli ana i ka malamalama hanana ma 180 ~ 270 degere ma kahi o 90 degere.Eia kekahi, kahi hōʻike aniani wai maʻalahi TN-type.
ʻElua wale nō hoʻololi o ka mālamalama a me ka malu.ʻO ka STN LCD he ʻōmaʻomaʻo māmā a ʻalani.Akā inā ma ka LCD STN monochrome kahiko
E hoʻohui i kahi kānana kala i ka hōʻike, a e puʻunaue i kēlā me kēia pika i ka matrix hōʻike monochrome i ʻekolu sub-pixels.
Hōʻike ka kānana i nā kala kumu ʻekolu o ka ʻulaʻula, ka ʻōmaʻomaʻo, a me ka uliuli, a hiki ke hōʻike ʻia nā kala.

 

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