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JINLING Chen

KIM Chen
 
Chi ming Electronics Co., Ltd. was established in Taiwan in 1984. Has nearly 38 years of experience. Manufacturing LED car lights, LED truck lights. Serving the needs of customers is the most important goal.

News & Events>>Research & Develop

Subject: auto led lighting ====
2010-04-20



德國歐司朗光電半導體 （OSRAM Opto Semiconductors GmbH）宣布開發出了發光效率高達104lm/W的照明用燈泡色LED。此前曾推出過發光效率超過100lm/W的白色LED等，但對於難以提高發光效 率的燈泡色LED來說，達到100lm/W還很困難。 此次的LED的色溫度為3000K，平均演色性指數Ra為82，發光效率為104lm/W。 LED元件的表面積為1mm2，驅動電流為350mA，亮度達到了124lm。為了實現這些性能指標，該公司對外延生長工藝、元件結構、熒光體構成及封裝 等進行了改進。