An Unbiased View of led
물리학 (전자기학 (회로이론 · 전자 회로 · 논리 회로) · 양자역학 · 물리화학 · 열역학 · 응집물질물리학) · 화학One of the issues is the event of extra effective inexperienced LEDs. The theoretical most for inexperienced LEDs is 683 lumens per watt but as of 2010 couple environmentally friendly LEDs exceed e