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Ing latyih TFT, apa bedane bef lan dbef?

2024-08-05



Ana rong cara kanggo nambah padhange latar mburi, bef sing dadi film tambahan padhang, lan DBEF sing nduwe film ningkatake dual-padhang. Bef biasane digunakake.



    

Struktur TFT


BEF minangka film prisma sing dilapisan loro, sing ngempalaken cahya sudut sudut sing dipancarake pandhuan cahya lan diffuser, dadi kisaran 70 gelar lan dikirim. Kanthi cara iki, padhang saka arah tegak tambah, nanging sudut pandang dikurangi.

Prinsip padhangake prinsip 


Prinsip DBEF padhang


DBEF minangka polarizer reflektif film sing tipis. Iki nggambarake sekitar 50 persen cahya sing digegel dening polarzer tradisional, kanggo nambah padhang. Peningkatan digawe ing kabeh arah lan kabeh bunder. Bisa nambah padhang saka sawetara tampilan tampilan LCD LCD. DBEF luwih larang. Padhang sakaModul lcdKanthi DBEF bakal saya tambah udakara 20%. Nanging DBEF ora bisa digunakake karo film tambahan padhang ing LCD.


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