標題: LED [打印本頁]

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作者: Simon    時間: 2010-5-27 09:58     標題: LED

尋日我見有架Benz E class 裝左一排led尾牌燈, 好奇怪, 佢有光仲好光, 射眼咁光, 不過個牌都係好暗, 夜晚睇唔清.
乜LED有方向性嘅咩?

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作者: coupeelvin    時間: 2010-5-27 11:56

有! Highly directional that need good lens / reflection design for good light intensity distribution.

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