LCD Polarizer Paub

Cov kev qhia yooj yim ntawm LCD polarizers

Qhov kev qhia tau yooj yim ntawm LCD polarizers yog: basic technical indicators of optical performance, durability, tsevneeg cov khoom, tsos thaj thiab lwm yam khoom tshwj xeeb. .

Optical cov khoom ntawm polarizers muaj xws li: peb lub ntsiab kev ua tau zoo: polarization, transmittance thiab hue. Lwm tus neeg muaj xws li UV tiv thaiv thiab kev sib hloov, tag nrho cov kev xav thiab diffuse xav ntawm semi-transmissive polarizer. Tus nqi ntsuas. Hauv kev siv cov khoom siv dav LCD, nws yuav tsum kom siab tshaj qhov kev kawm ntawm polarization thiab transmittance, qhov zoo dua. Qhov ntau dua cov degree ntawm polarization thiab transmittance, qhov ntau dua cov zaub zoo ntawm lub LCD zaub ntaus thiab txo qis ntawm tus txheeb ze fais fab kev noj. Txawm li cas los xij, rau cov khoom iodine-dyed polarizer khoom, cov degree ntawm polarization thiab transmittance yog contradictory. Qhov ntau dua cov degree of polarization, txo qis, thiab xim tone. Vim li no, feem ntau siv lub teeb taws polarized feem ntau yog siv. Lub polarizedness ntawm cov khoom yeeb yam yog nruab nrab ntawm 90% thiab 99%, thiab cov kab xev yog 41% thiab 44%. "Fudi" hom polarizer universal PLN uas tsim los ntawm Guangdong Fudi Rihe Polarization Dais Co., Ltd. muaj ib feem ntawm polarization ntawm 97% los sis ntau tshaj thiab ib qho kev xa tawm ntawm 43%, thaum lub nruab nrab ruaj ruaj thiab cov khoom sib xws sib xws PMN muaj polarization ntawm 99.9%. Saum toj no, qhov kev xa tawm yog 42% lossis ntau dua. Lub Hawj Performance yog tsuas yog mus ntsib tib neeg tus cwj pwm tsis zoo, thiab tib lub sij hawm, xim tone sib txawv ntawm cov khoom polarizer yuav tsum me me kom paub meej cov taub ntawm cov laus xim ntawm qhov khoom kawg ntawm LCD, uas yog tsuas yog txiav txim siab los ntawm cov chromaticity tswj tsis L, ib tug, b ntawm cov khoom tsis muaj polarizer thiab lawv tswj kam rau ua kam siv los siv txheeb xyuas, feem ntau me me ntawm ntau ntawm kev tswj tolerances, zoo dua.

Durability specifications ntawm polarizers xws li plaub specifications: kub kub ua hauj, kub thiab humidity tsis kam, kub tsis kam thiab thermal poob siab ua hauj. Qhov tseem ceeb tshaj plaws yog qhov siab thiab qis qis txhawm rau qhov tshwm sim. Kev kub siab ua hauj lwm yog hais txog kev kub ntxhov ua hauj lwm ntawm lub ncov ntawm lub ncov ntawm lub qhov cub. Tam sim no, raws li kev qhia qib ntawm lub ncov qaum, nws feem ntau yog muab faib rau hom dav dav: cov kub ua haujlwm yog 70 ° C × 500 HR; nruab nrab ntsuas hom: ua haujlwm kub yog 80 ° C × 500HR; high durability hom: lub kub ua hauj lwm yog 3 theem ntawm 90 ° C × 500H. Cov cua sov thiab cov av qis qis txheeb xyuas yog hais txog lub tshav kub thiab cov av noo ntawm lub ncov qaum ntuj nyob hauv qhov kub thiab txias. Nws tseem yog feem ntau muab faib ua peb theem kev kawm, uas yog hom: ntub ua hauj lwm sov yog 40 ° C × 90% RH × 500 HR; nruab nrab ntsuas hom: Cov cua kub kub ua hauj lwm yog 60 ° C × 90% RH × 500 HR; siab ntev hom: cua sov kub ua hauj lwm: 70 ° C × 95% RH × 500 HR los yog ntau dua. Txij li cov khoom siv yooj yim PVA ua rau cov duab tho polarizing thiab iodine thiab iodide yooj yim hydrolyzable cov ntaub ntawv, thiab vim hais tias lub siab tawv nplaum siv rau lub thawv polarizing yog yooj yim deteriorated hauv high kub thiab high humidity tej yam kev mob, lub durability ntawm lub polarizer siab . Qhov tseem ceeb tshaj ntawm cov kev qhia tau yog qhov ntsuas kub thiab cov av noo tsis haum. Yog tias qhov ntsuas kub thiab cov av qis tsis tshaj qhia, lwm cov kev ua kom nyob ntev yuav tsis ua teeb meem. "Fudi" hom tshuaj hom PLN thiab cov khoom nruab nrab-ruaj ruaj PMN cov khoom muaj peev xwm ua kom tau raws li cov qauv ntawm cov qauv uas ua tiav hauv lawv cov qib kawm ua haujlwm (saib daim duab 2).

Cov khoom sib dhos ntawm lub ncov qaum xaij tuaj yeem xa mus rau cov yam ntxwv ntawm lub ncov ntawm lub ncov qaum tawv, feem ntau xws li: sib zog ua qee zog ntawm lub siab tawv thiab iav substrate, ntim quab yuam ntawm lub siab tawv thiab nplaum xim, quab yuam ntawm zaj yeeb yaj kiab thiab lub ncov qaumteb thiab lub zog ua haujlwm ntawm lub siab tawv. Cov tawv nqaij sib zog ua haujlwm ntawm lub siab tawv thiab iav substrate tseem hu ua lub zog ntawm lub nplaum, uas yog qhov tseem ceeb tshaj ntawm cov khoom lag luam hauv LCD polarizer khoom. Qhov kev txhim kho no feem ntau ntsuas los ntawm Nyiv Electromechanical Industry Association tus qauv EIAJ-ED-2521A tus qauv, qhia txog g / 25 hli. Feem ntau, cov qoob loo ntawm lub rooj ntsuab polarizer siab ntawm cov iav substrate yog sau txog 500g / 25 hli los yog ntau dua. Qhov siab tshaj plaws ntawm kev siv txwm yog feem ntau 1000g / 25 hli lossis tsawg dua. Muaj cov piv txwv uas qhia tau tias thaum cov qoob loo ntawm cov nplaum rau lub iav substrate yog 500 g / 25 hli los yog luv dua, cov yeeb yaj duab polarizing tau txais tawm thiab tawm tom qab sib dhos ntawm lub iav npo. Cov tsos kev ua tiav cov qauv kev coj ntawm lub ncov qaumteb tsuas yog xa mus rau qhov chaw ntom ntog thiab tus naj npawb ntawm qhov zoo li lub zeem muag ntawm cov khoom siv roj ntsha. Cov kev qhia no tsuas yog cuam tshuam rau kev siv tus nqi ntawm cov khoom nyob rau hauv lub thawv. Cov kev qhia no feem ntau muaj cov kev cai zoo sib xws hauv kev lag luam polarizer, feem ntau 15 points hauv qab txhua lub qauv khoom (500 × 1000mm) thiab tsawg dua 150μm. Txij li thaum kawg qhov kev soj ntsuam ntawm cov khoom siv roj ntsha tuaj yeem ua los ntawm cov khoom siv hluav taws xob kev soj ntsuam, kev tsim cov txheej txheem ntawm cov khoom siv roj ntau, cov teeb meem ntawm qhov zoo li yuav pom muaj qee yam kev faib tawm, thiab txhua lub tuam txhab ua haujlwm polarizer adopts ib cov degree. Qhov txawv nruab nrab ntawm kev tswj tus kheej thiab cov kev qhia meej tshaj tawm tau txais kev pab zoo ntawm tus qauv. Txawm li cas los, nws yuav tsum tau muab sau tseg tias txij li 150μm twb tau ze rau qhov tsawg kawg ntawm cov kev txwv tsis pub muaj kev sib ntxub ntawm tib neeg qhov muag, tshwj xeeb tshaj yog nyob rau hauv cov txheej txheem muaj ntau ntau, cov kws ntsuam xyuas kuj yuav muaj kev pom kev qaug zog thaum lub sij hawm ntev ua haujlwm, yog li 150μm- point point standard yog tsim nyog dua. Tso kev ntseeg.

Qhov tseem ceeb tshaj plaws uas cuam tshuam rau kev ua tau zoo ntawm cov qauv polarizers

Lub ntsiab tseem ceeb uas cuam tshuam rau kev ua tau zoo ntawm cov qauv ncov qis muaj feem xyuam nrog cov qauv kev ua tau zoo ntawm cov qauv ntawm cov qauv.

Cov ntsiab lus tseem ceeb uas cuam tshuam txog kev ua kom pom ntawm cov kev coj ntawm polarizers muaj xws li: xaiv cov duab tho films, xaiv cov ntaub ntawv, dyeing polarizing films, xaiv cov txheej txheem rau kev ncab, thiab cov kev txwv ntawm cov khoom siv cuab yeej. Cov no yog txhua yam muaj feem xyuam rau cov tub ntxhais siv technology ntawm kev siv roj ntau ntau. Yog li, qhov xaiv ntawm cov ntaub ntawv thiab cov txheej txheem rau cov neeg mob yog ceev faj rau cov tuam ntxhab ntawm polarizers, thiab feem ntau yuav tsis yooj yim hloov. Thaum cov khoom siv ntawm lub tuam txhab ua cov khoom muag tau pom zoo los ntawm cov qhua tuaj noj mov, cov khoom lag luam hauv ncoo (polarizer) yuav tau siv cov kev tswj xyuas zoo tshaj plaws los xyuas kom muaj kev ruaj ntseg ntawm kev kho qhov muag ntawm lub ncov qaum.

Polarizer cov khoom ua tau zoo muaj xws li ob yam ntawm cov cim ntsuas: qhov ntev ntawm cov duab tho polarizing thiab cov ua haujlwm ntawm lub siab tawv-rhiab. Cov ntsiab lus tseem ceeb uas cuam tshuam txog kev ua haujlwm ntawm cov duab tho polarizing muaj xws li: xaiv cov ntaub ntawv yooj yim rau polarizing zaj duab xis, xaiv cov ntaub ntawv dyeing, dyeing polarizing film, ncab, thiab compounding txheej txheem. Feem ntau, qhov loj dua qhov phom sij ntawm PVA zaj duab xis xaiv rau lub ncov qaumteb qabteb, qhov ntau dua qhov kev sib piv, qhov zoo dua qhov ua rau cov duab tho polarizing, thiab lwm yam ntxiv. Nyob rau tib lub sij hawm, qhov zoo dua qhov kev pleev xim ntawm cov yeeb yaj duab polarizing nyob rau hauv cov txheej txheem ntau lawm, qhov muaj zog ua kom tsis muaj peev xwm ua kom siv cov xim, qhov zoo dua qhov ua rau cov duab tho polarizing, yog zoo dua li qhov ntawm iodine-dyed polarizer. Khoom kav. Lub hauv paus ntsiab lus uas ua rau muaj lub siab ntev ntawm lub siab tawv ua ke xws li: kev xaiv ntawm daim nplaum, xaiv cov phau ntawv pov tseg, kev xaiv cov txheej txheem, kev xaiv cov txheej txheem kom qhuav, thiab cov kab tuav ntawv. s Kev Xaiv. Nws yuav tsum tau muab sau tseg tias qhov ua tiav ntawm qhov ua tiav ntawm lub nplaum yog ib qho qhia tau zoo, nws qhov kev cuam tshuam yog ntau ntau, thiab qhov no yog lwm lub tshuab tseem ceeb rau kev tsim cov khoom tuaj yeem. Feem ntau, qhov chaw lag luam polarizer pom cov txheej txheem ntawm cov nplaum. Tom qab ntawd, nws yuav tsis tau yooj yim hloov thiab muaj txoj kev tswj hwm txoj kev tswj zoo, txwv tsis pub nws yuav yooj yim ua rau cov khoom tsis zoo hauv cov khoom siv. .

Lub ntsiab tseem ceeb uas cuam tshuam cov kev ua tau zoo ntawm cov thawv polarizers kuj muaj ntau ntau. Feem ntau muaj xws li: thaj chaw kom huv si rau kev sib txawv ntawm polarizer, cov khoom siv rau kev siv lub tshuab tuaj yeem, cov khoom siv rau kev siv ntau hom khoom, kev khiav dej num thiab cov txheej txheem rau kev siv khoom, Polarizer ntim, cia, kev caij tsheb mus los, thiab cov qauv siv rau cov neeg siv. Cia puag ncig thiab kev ua haujlwm. Hauv ntej, tus polarizer yog ib qho "squeaky" khoom uas yuav tsum tau ua tib zoo khaws thiab siv, txwv tsis pub nws yuav ua rau qhov chaw tsis muaj teeb meem xws li cov qhov dej, cov pob dub thiab cov cua dub.