主要用途  : 
气泡少，具有良好的透明度和几何尺寸。
广泛应用于半导体、光纤、太阳能光伏、光学镀膜等领域。

Main application : 
 The material has few bubble in it with excellent transparency and geometric dimension .

They are widely used for semiconductor,Optical Fiber, Solar Energy & Photovoltaics, Optical Coating/Filming.

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