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Hasken baya na LED mai haske a gefen
Hasken baya na LED yana nufin amfani da LEDs (diodes masu fitar da haske) a matsayin tushen hasken baya na nunin lu'ulu'u na ruwa, yayin da nunin baya na LED shine kawai tushen hasken baya na nunin lu'ulu'u na ruwa daga bututun haske na CCFL na gargajiya (kamar fitilun fluorescent) zuwa LED (diode mai fitar da haske). Ana iya fahimtar ƙa'idar daukar hoto na lu'ulu'u na ruwa a matsayin gaskiyar cewa ƙarfin lantarki na waje da aka yi amfani da shi don karkatar da ƙwayoyin lu'ulu'u na ruwa zai toshe bayyananniya...
