The beam quality factor of arbitrary beam is discussed.

讨论了任意光束的质量因子。

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Some results of static and dynamic measurement of the beam quality are given.

同时也给出了光束质量的静态和动态的测量结果。

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The conversion efficiency and the beam quality are two main contents in research of harmonic generation of ultra-short laser.

在超短脉冲激光倍频技术研究中，倍频转换效率和倍频光的光束质量这两个问题一直是研究的核心内容。

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This card also includes the high-quality beam-forming microphone, allowing advanced voice communication without the need for the headset by leveraging CrystalVoice Echo Cancellation, CrystalVoice Focus and CrystalVoice Active Noise Reduction.

ENGADGET: Creative doles out Sound Blaster gaming headsets, Recon3D audio platform / sound cards

That means the beam produced is of higher quality than other lasers, is extremely straight (even by the exacting standards of a normal laser beam) and can thus be focused onto a small area.

ECONOMIST: Solar power from space

The card also includes a high-quality beam-forming microphone, which leverages CrystalVoice Echo Cancellation, CrystalVoice Focus and CrystalVoice Active Noise Reduction to enable gamers for the first time ever to use speakers and a desktop microphone while gaming without any sound other than the gamer's voice being transmitted through the microphone.

ENGADGET: Creative doles out Sound Blaster gaming headsets, Recon3D audio platform / sound cards