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- Selecting Optimum of Signal-to-Noise Ratio and Laser Beam Divergence for Laser Range-Finder 激光测距仪信噪比与激光发散角最佳值的选取
- laser beam divergence 激光束发散
- According to acquisition and tracking strategy and laser detection theory, an expression of the best angle of beam divergence under direct detection is provided. 根据捕获跟踪策略和激光检测理论,给出了直接探测情况下最佳光束发散角的表示式。
- How does a laser beam vaporize steel? 激光束是怎样使钢气化的?
- I want to buy a new laser beam printer. 我打算买新的激光束打印机。
- Do not allow the laser beam to enter the eye. 不要直视激光束。
- The results show that the effects on the output laser wavefront of the FADW are mainly the beam deflexion and the beam divergence, the other high-level wavefront errors are very low. 结果表明，自由旋涡气动窗口对输出激光波前的影响主要是光束偏转和离焦，特别是气动窗口工作在设计状态时，其余低阶及高阶像差都比较小，能够满足实际需要。
- In optical recording, refers to the areas of the data tracks which are between the pits. These are typically the areas not touched by the recording laser beam during mastering. 在光记录技术中，指光道上两个凹槽之间的区域。在制作母盘时记录激光束不照射这些区域。参阅pit。
- The Cassegrainian unstable resonator has been demonstrated to be one of efficient means to decrease the OPO beam divergence. 证明了望远镜型共焦非稳谐振腔是压缩OPO光束发散角的有效方法。
- Beam Divergence As through the air telecom signal go further, they diverge. Beam divergence measures that divergence. 波束发散度当电信信号穿过空气向前传播时,信号将发散。波束发散度用于衡量这种发散。
- The high intensity of a laser beam makes it a convenient drill. 激光束的强度极高，这就使它成为一种方便的钻孔工具。
- As described above, the laser beam is much more powerful. 如上所述，激光束比其他光束要强烈得多。
- By giving the optimum reflectance finesse, the maximum beam divergence and minimum aperture of the Fabry-Perot interferometer can be obtained. 由最优反射精细度可得到入射到标准具光束的最大发散角和标准具的最小通光口径。
- They split a laser beam in two, sending one half to a sample. 当雷射光击中单一小颗粒，便会向后散射，然后与另外一道雷射光重新结合。
- In this OPU, we use a triplet lens to collimate the laser beam. 在该系统中，我们采用三片式准直镜来对光束进行准直。
- The high intensity of a laser beam makes it a convenient drill . 激光束的强度极高，这就使它成为一种方便的钻孔工具。
- Laser beams are also used in surgery. 激光束还可用于外科手术。
- Laser beams may cauterize and heal ulcers. 激光束可以烧灼和愈合溃疡。
- That tower rays a laser beam for miles across the sky. 这座塔发出的激光束在天空中照过好几英里。
- Study of Underwater Spot Spread of Collimated Laser Beam[J]. 引用该论文 刘应状;朱耀庭;朱光喜;马泳;彭复员.
