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led工藝制程ppt課件-在線瀏覽

2025-03-08 19:25本頁(yè)面
  

【正文】 ng Packaging Characterization A packaged LED Different parts of an LED Process flow: Radiometry Photometry Power Watt (W) lumen (lm) Power per unit area W/m2 lm/m2 = lux (lx) Power per unit solid angle W/sr lm/sr = candela (cd) Photometry
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