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Ntug-Lit Backlight
LED Backlight yog hais txog kev siv LEDs (Teeb qhib cov kua roj crystal yog cia li ua kua Crystal zaub ntawm cov nqaij buchfl txias (zoo ib yam li cov roj fluorescent ) kom coj (teeb emitting diode). Lub hauv paus ntsiab lus ua kua crystal tuaj yeem tsuas nkag siab tias yog qhov tseeb uas yog lub ntsej muag sab nraud ua kua crystal molecules yuav thaiv lub pob tshab ntawm t ...
