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      菲涅爾透鏡在背投影顯示中的應(yīng)用

      2013-08-21
      立即下載

      塑料菲涅爾透鏡應(yīng)用背投影系統(tǒng)中,擴(kuò)散屏幕前面,可以顯著提高四周亮度,提高整體顯示亮度均勻性。菲涅爾透鏡也應(yīng)用在光引擎中,校準(zhǔn)透過LCD 面板的光線,使光線聚焦后通過投影透鏡。

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