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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-光速不變原理
2010-02-05


光速不變原理是狹義相對論的兩個基礎公設之一，在狹義相對論中，指的是無論在何種慣性參照系中觀察，光在真空中的傳播速度相對於該觀測者都是一個常數，不隨光源和觀測者所在參考系的相對運動而改變。這個數值是299,792,458 米/秒。