Optical element, method for producing the element, and optical pick-up device.
光元件，生产该元件的方法，和光拾取器。
The cardioid pick up pattern of the charged condenser element captures speech and vocals with great detail.
的心拿起模式收取冷凝器元素捕捉演讲和歌声非常详细。
The cardioid pick up pattern of the charged condenser element captures speech and vocals with great detail.
的心拿起模式收取冷凝器元素捕捉演讲和歌声非常详细。
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