Experiment results show that LVIP can improve significantly the optical and mechanical performance of the thin films deposited.

实验研究表明，低压等离子体离子镇可大大提高常规光学薄膜的光机性能。

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Major diameter infrared optical Ge Monocrystal was developed by direct pulling method. The optical and mechanical properties were measured.

采用直拉法研制了大直径红外光学锗单晶，测量了其光学性能和力学性能。

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As shown by the example, optical and mechanical athermal compensation is obtained without adding the complexity of optical and mechanical structures.

设计实例表明，采用这个方法可以在不增加光学和机械结构复杂度的情况下得到良好的光机被动无热化效果。

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Advanced optical and mechanical designs are optimized to keep the lens compact, while maintaining a physical aperture ring so that users can make fluid adjustments.

ENGADGET: Fujifilm grows X-series mirrorless lineup with 16.3-megapixel X-E1

Manufacturers in China would have a dreadful time producing good conventional film cameras, for example, because of the complex optical, chemical and mechanical processes that must be mastered.

ECONOMIST: Manufacturing in Japan