Nneɛma a ɛwɔ hɔ a ɛyɛ nsu a ɛyɛ ahwehwɛ polarizer ne adwumayɛ mu nhwehwɛmu a ɛfa polarizer ho ma LCD .

Nhyehyɛe ne adwumayɛ titiriw nhwehwɛmu a ɛfa polarizer ho ma LCD. Polarizer, sɛ ade titiriw biako a wɔde yɛ nsu ahwehwɛ a wɔde kyerɛ ade (LCD) no, ɛyɛ bɛyɛ 20% wɔ ne yɛ ho ka ~ 30%, nanso, esiane sɛ Japan, South Korea ne aman afoforo ayɛ polarizer mfiridwuma ho mfiridwuma bere nyinaa nti, enti nsɛm kakraa bi pɛ na ɛwɔ hɔ a ɛfa polarizer a wɔde bɛba ho. Sɛ yɛfa polarizer ma TN LCD sɛ nhwɛsoɔ a, krataa yi de nsɛm bi a LCD polarizer dwumadiefoɔ bebree dwene ho ba.
Polarizer nhyehyɛe .
Polarizer yɛ optical film bi a ɛyɛ multi-layer polymer nneɛma na ɛwɔ adwuma a ɛma hann a ɛyɛ polarized. Sɛnea ne dwumadie gyinabea ahodoɔ a ɛwɔ LCD so kyerɛ no, wɔtumi kyekyɛ polarizer mu wɔ mpɛn pii mu ma ɛyɛ ntwea so nkratafa (a wɔsan frɛ no translucent nkratafa) ne negative (a wɔsan frɛ no reflectors ).
Nneɛma ne dwumadi atitiriw a ɛwɔ layer biara mu .
Polarized Layer: Wɔde PVA (Polyvinyl Alcohol) sini na ɛyɛe bere a wɔde kɔla ayɛ na wɔatrɛw mu awie no. Saa layer yi ne polarizer no fã titiriw, a wɔsan frɛ no Polarizer mfitiase sini no. Polarized layer no kyerɛ polarized adwumayɛ ne transmittance a polarizer, na ɛno nso fã titiriw a ɛka ɛnne ne optical durability a polarizer. Sɛnea ɔkwan a wɔfa so yɛ ade no kyerɛ no, wobetumi akyekyɛ polarized layer no mu mfiridwuma titiriw no mu ayɛ no dye series ne iodine series, na sɛnea wɔtrɛw mu no, wobetumi akyekyɛ mu abien: dry stretching ne wet stretching, ne nneɛma ne processing technology a wɔsakra no betumi ahu nsakrae a ɛba polarization, transmittance, hue ne optical durability. TAC layer: Polarized layer a wɔde PVC film ayɛ no yɛ mmerɛw sɛ wobɛtwe nsu, asɛe na woahwere polarized su no. Enti, ɛho hia sɛ wɔde TAC (cellulose triacetate) a ɛwɔ optical uniformity pa ne transparency wɔ afã abien no nyinaa) membrane di dwuma de tew nsu ne mframa ho na wɔbɔ polarized layer ho ban. Sɛ wode TAC film a ɛwɔ UV cut ne anti-glare functions di dwuma no betumi ayɛ anti-UV polarizer ne anti-glare polarizer.
Adhesive: Wobetumi akyekyɛ mu ayɛ no reflective film side adhesive ne stripping film side adhesive. Dwumadi a ɛwɔ afã a ɛbata ho a ɛfa reflective film no ho ne sɛ wɔde reflective film no bɛbata TAC sini no ho denneennen, na ne mfiridwuma ho ahwehwɛde ahorow no mma kwan mma RE-stripping. Adhesive a ɛwɔ stripping film no afã no yɛ layer of pressure sensitive adhesive, a ɛkyerɛ adhesive no adwumayɛ a polarizer no yɛ ne processing no adwumayɛ. Ne dwumadie yɛ nsɛm a ɛho hia paa ma LCD polarizer dwumadiefoɔ no mu baako. Separate film: Ɛyɛ afieboa (ethylene terephthalate) film a wɔde silicon akata so wɔ ɔfã biako, a ne titiriw di dwuma wɔ ahobammɔ a ɛyɛ mmerɛw adhesive layer no ho ban, bere koro no ara mu no, peeling tumi no wɔ nkɛntɛnso pɔtee bi wɔ LCD patch no adwumayɛ so.
Protective Film: Ɛyɛ PE (Polyethylene) film a wɔde EVA layer (ethylene ne ethylene acetate polymer) akata so wɔ ɔfã biako, a ɛwɔ ntini a ɛyɛ den a ɛba fam na edi dwuma wɔ TAC sini no ani ho banbɔ mu.
Reflective Film: Ɛyɛ PET sini a ɛyɛ aluminum a ɛyɛ hyew a ɛwɔ afã biako. Mprempren, wɔn mu dodow no ara de non{1}}aluminum evaporation film a ɛkyerɛ kwan no di dwuma. Sɛ wɔde semi-a ɛyɛ adwuma na ɛyɛ semi-reflective film no si afiri a ɛma hann no ananmu a, wobetumi ayɛ no semi-a ɛtumi yɛ adwuma na ɛyɛ semi-reflective polarizer. Bio nso, wobetumi de sika kɔkɔɔ-plated, dwetɛ-a wɔde akata so ne laser film nso adi dwuma sɛ reflective films de anya nsunsuanso ahorow te sɛ akyi kɔla ne specular reflection.
Adwumayɛ ho nsɛnkyerɛnne titiriw a ɛkyerɛ polarizer .
Table 1 yɛ adwumayɛ pon a wɔtaa de di dwuma wɔ polarizer mu, a wɔaka ho asɛm mmiako mmiako wɔ afã horow a edidi so yi mu:
1. Direction of light absorption axis Mpɛn pii no, polarizer no kɛse a ɛwɔ TN LCD a wɔtɔn wɔ gua so no titiriw ne ahorow abien a edidi so yi:
Wɔakyerɛ hann a ɛtwetwe axis no kwan wɔ mfonini no mu. Sɛ wɔde polarizer a ne kɛseɛ ne ne nsɛsoɔ soronko no ma LCD yɛfoɔ no a, ɛsɛ sɛ wɔhyɛ hann absorption axis no agyiraeɛ anaa wɔkyerɛkyerɛ mu.
2. Transmittance Wobetumi akyekyɛ transmittance index of polarizer mu abiɛsa: biako, parallel ne cross. Mpɛn pii no, wɔde integral sphere spectrophotometer di dwuma de susuw no sɛnea jis-Z-8701 kyerɛ no. Among them, the monomer transmittance refers to the transmittance of a single polarizer, and the parallel transmittance (H 0) refers to the transmittance of two polarizers with parallel optical absorption axes after superposition, and the direct cross transmittance (H 90) refers to the transmittance of two polarizers with direct cross optical absorption axes after superposition. Wɔ saa nsɛnkyerɛnneɛ mmiɛnsa yi mu no, H 0 ne H 90 nya hann (H 0) ne nsonsonoeɛ (H 0/H 90) a ɛwɔ LCD screen so no so nkɛntɛnsoɔ ), ɛho hia paa ma wɔn a wɔyɛ LCD no. Sɛnea ɛbɛyɛ a yebenya ɔyɛkyerɛ tumi pa a ɛwɔ hann a ɛkorɔn ne nsonsonoe nsusuwii no, yɛwɔ anidaso sɛ H 0 yɛ kɛse sɛnea ɛbɛyɛ yiye na H 90 yɛ ketewaa sɛnea ɛbɛyɛ yiye.
3. (HUE) HUE no gyina hɔ ma A ne B gyinapɛn ahorow, a wɔtaa de sphere spectrophotometer a wɔde ka bom susuw. A ne B botae ahorow no yɛ kɔla nsusuwii gyinapɛn ahorow a ɛwɔ CIE (International Lighting Commission) no lab kɔla nhyehyɛe no mu. Wobetumi ahunu kɔla a ɛyɛ bɛyɛ a ɛne A ne B gyinapɛn hyia no firi kɔla nsusuiɛ mfonini no mu.
4. Polarizing CO-Efficiency Polarizing yɛ bo a wɔabu akontaa, a wɔde kyerɛ polarizing a polarizer de ba no adwumayɛ a ɛkɔ akyiri, wobetumi asesa nsusuwii no ayɛ no H 0/h 90=({4}} ν 2)/(1-ν 2), wobetumi ahu sɛ ν bo a ɛwɔ hɔ no yɛ 10% (h 0% 0%.
5. Peeling Force Wobetumi akyekyɛ polarizer tumi a ɛpae no mu abiɛsa: peeling force of protective film, peeling force of peeling film ne peeling force of glass substrate. Wɔde afiri a wɔde sɔ hwɛ a ɛte sɛ nea wɔde sɔ hwɛ no susuw tumi ahorow abiɛsa no ho denam jis-C-2107 gyinapɛn so, a nea ɛka ho ne tumi a ɛpopa fi sini a ɛbɔ ne ho ban ne tumi a ɛpaapae mu no ho denam peeling a wɔde petepete so wɔ kwankyerɛ a ɛyɛ digrii 180 so, bere a wɔde ahwehwɛ a wɔde hyɛ ahwehwɛ ase no fi hɔ wɔ digrii kwankyerɛ 90 no so. Wɔ LCD ayɛfo fam no, polarizer ho hia yiye ma ahwehwɛ a wɔde yiyi nneɛma mu no yɛ adwuma. te sɛ bere tiaa bi akyi a wɔde ahyɛ mu (4 ~ nnɔnhwerew 6) sɛ ɛyɛ den sɛ wobɛpopa anaasɛ gluu a aka wɔ ahwehwɛ mprɛte no so bere a woatutu akyi a, polarizer no agyapade a wɔsan yɛ ho adwuma no bɛyɛ papa, na patch bɔne no bɛma LCD screen no nyinaa ayɛ mmerɛw. Nanso, sɛ tumi a ɛpae no sua koraa a, ɛnyɛ den sɛ ɛbɛma nhyɛso a ɛyɛ mmerɛw no atumi atra hɔ ayera na nsu a ɛyɛ nwini no atumi agyina akyi a polarizer no abata ahwehwɛ no ase, ne sɛnea ɛpaapae a ɛwɔ peeling film no ani a ɛkɔ fam no akyi, a ɛbɛka polarizer{11}} durability test of the polarizer of the film of the polelive of film Ahwehwɛ a ɛwɔ ase. Bere a nhyɛso no ayɛ defoaming akyi no, fa gu ɔhyew ne ɔhyew adaka a ɛkɔ so daa mu na ama woahu nsakrae a ɛba ansa na wɔasɔ ahwɛ ne bere a wɔasɔ ahwɛ awie no. Foaming stripping index no titiriw ne sɛ ɛbɛhwɛ sɛnea adhesive no kyɛ, na optical change index no ne sɛ ɛbɛhwɛ sɛnea PVA layer no kyɛ. Ɛsɛ sɛ wɔkyerɛ polarizer a ɛbɛkyɛ a ɛhia no sɛdeɛ lcd nneɛma ahodoɔ a ɛwɔ hɔ no ho nhyehyɛɛ ahwehwɛdeɛ (a wɔde di dwuma) teɛ.
Ɛsɛ sɛ polarizer din mũ no nyinaa yɛ polarizer. Ɛsɛ sɛ wɔn a wɔasua abɔde mu nneɛma ho ade no hu nea hann a ɛyɛ polarized yɛ. Ɛsɛ sɛ mfonini a wɔde yɛ nsu ahwehwɛ a wɔde kyerɛ ade no gyina hann a ɛwɔ polarized so. Ɛdefa nea enti a ɛte saa ho no, mensusuwii nso, nsu ahwehwɛ nyinaa wɔ polarized light sheets abien a ɛbata nsu ahwehwɛ ahwehwɛ no ho kɛse, a ɛyɛ nsu a wɔayam a ne nyinaa yɛ 1mm. Sɛ polarizer biara nni hɔ a, nsu wafer no ntumi nkyerɛ mfonini ahorow.
Nea enti a wɔde polarizer no si ananmu ne sɛ wɔde polarizer a ɛhwɛ nsu ahwehwɛ a ɛyɛ ɔkwan biara so no aniwa anim no yɛ frosted ma ɛpaapae ɔfasu no anim a ɛda adi no na ɛpete hann no ma ɛyɛ kɛse sɛnea nsu ahwehwɛ a wɔde kyerɛ no hwɛ no. Wɔ projector no fam no, biribiara a ɛbɛpete no bɛma hann ayera. Ɛsɛ sɛ nsuo wafer a wɔde di dwuma wɔ projector no mu no tebea a ɛfata no yɛ 0℃angle of view, kyerɛ sɛ, sɛ wohwɛ nsuo wafer no firi vertical kwankyerɛ no so a, hann biara rentra hɔ. Nokwarem no, eyi ntumi nyɛ yiye, nanso dodow a adwene no anim no bɛn 0℃no, dodow no ara na hann a wɔde di dwuma no kɔ soro. Enti, bere a mede frosted polarizer no asi ananmu de flat light polarizer asi ananmu no, projector no hyerɛn a ɛkɔ ɔfasu no so no bɛyɛ yiye kɛse no, m’ankasa m’adwene ne sɛ ebetumi akɔ soro 50-80%, a ɛno ne nea enti a ɛsɛ sɛ wɔsesa polarizer no.