beam divergence

简明释义

电子束发散

英英释义

例句

1.To achieve a tighter focus, we need to minimize the beam divergence 光束发散 of the projector.

为了实现更紧凑的聚焦，我们需要最小化投影仪的光束发散。

2.The laser's beam divergence 光束发散 affects the precision of the cutting process.

激光的光束发散影响切割过程的精确度。

3.The beam divergence 光束发散 of this optical system is critical for long-distance communication.

该光学系统的光束发散对于远距离通信至关重要。

4.A higher quality lens can significantly reduce the beam divergence 光束发散 of the emitted light.

高质量的透镜可以显著减少发射光的光束发散。

5.Engineers are working on reducing the beam divergence 光束发散 in the new model of the laser.

工程师们正在努力减少新激光模型中的光束发散。

作文

In the field of optics and laser technology, understanding the concept of beam divergence is crucial for various applications. Beam divergence refers to the angular spread of a laser beam as it propagates through space. This phenomenon occurs due to the wave nature of light, where the rays emanating from the source tend to spread out over distance. The measurement of beam divergence is typically expressed in milliradians (mrad) or degrees, indicating how much the beam expands per unit distance traveled. The implications of beam divergence are significant in many areas, including telecommunications, medical devices, and industrial applications. For instance, in fiber optic communication, a low beam divergence is essential to ensure that the light can efficiently couple into the fiber, minimizing losses and maximizing signal integrity. A high beam divergence, on the other hand, could lead to scattering and reduced performance, making it critical to control this parameter during system design.In medical applications, lasers are often used for surgical procedures, where precision is paramount. A laser with a well-controlled beam divergence allows surgeons to focus energy on a specific area without affecting surrounding tissues. This precision can significantly enhance patient outcomes and reduce recovery times. Therefore, understanding and managing beam divergence is not just a technical requirement but also a matter of patient safety and care.Moreover, in industrial settings, lasers are employed for cutting and welding materials. The quality of the cut or weld is largely dependent on the beam divergence. A tighter beam divergence results in a more focused energy delivery, leading to cleaner cuts and stronger welds. Conversely, if the beam divergence is too high, the energy becomes dispersed, resulting in less effective processing and potentially damaging the materials being worked on.To mitigate the effects of beam divergence, engineers often employ various techniques such as using lenses to collimate the beam or employing advanced optics to shape the beam profile. These methods help maintain a narrow beam over longer distances, which is particularly beneficial in long-range applications such as laser ranging and targeting systems.In conclusion, beam divergence is a fundamental concept in optics that affects numerous technological applications. From telecommunications to medical devices and industrial processes, the ability to control and understand beam divergence can lead to improved performance and efficiency. As technology continues to advance, the importance of mastering this concept will only grow, underscoring the need for ongoing research and development in the field of optics. By focusing on beam divergence, we can unlock new possibilities and innovations in various industries, ultimately enhancing our capabilities and improving our quality of life.

在光学和激光技术领域，理解光束发散的概念对于各种应用至关重要。光束发散是指激光束在空间传播时的角度扩散现象。这种现象是由于光的波动特性，光源发出的光线随着距离的增加而趋向于扩散。光束发散的测量通常以毫弧度（mrad）或度数表示，指示光束每单位传播距离的扩展程度。光束发散的影响在许多领域都非常重要，包括电信、医疗设备和工业应用。例如，在光纤通信中，低光束发散是确保光能够有效耦合到光纤中的关键，这样可以最小化损失并最大化信号完整性。另一方面，高光束发散可能导致散射和性能降低，因此在系统设计中控制这一参数至关重要。在医疗应用中，激光常用于外科手术，其中精确度至关重要。具有良好控制的光束发散的激光使外科医生能够将能量集中在特定区域，而不影响周围组织。这种精确度可以显著改善患者的治疗效果并缩短恢复时间。因此，理解和管理光束发散不仅仅是技术要求，也是患者安全和护理的问题。此外，在工业环境中，激光被用于切割和焊接材料。切割或焊接的质量在很大程度上取决于光束发散。较紧的光束发散会导致更集中能量的传递，从而实现更干净的切割和更强的焊接。相反，如果光束发散过高，能量会分散，导致加工效果不佳，并可能损坏正在加工的材料。为了减轻光束发散的影响，工程师们通常采用各种技术，如使用透镜对光束进行准直或采用先进的光学元件来塑造光束轮廓。这些方法有助于在较长距离内保持窄光束，这在激光测距和瞄准系统等远程应用中尤为有益。总之，光束发散是光学中的一个基本概念，影响着众多技术应用。从电信到医疗设备和工业过程，控制和理解光束发散的能力可以提高性能和效率。随着技术的不断进步，掌握这一概念的重要性只会增加，突显出在光学领域持续研究和发展的必要性。通过关注光束发散，我们可以解锁各个行业的新可能性和创新，最终增强我们的能力，提高我们的生活质量。