collimation

简明释义

英[kɒlɪˈmeɪʃən]美[kɒlɪˈmeɪʃən]

n. 瞄准

英英释义

单词用法

同义词

反义词

例句

1.Methods: Thin collimation multi-detector spiral ct scanning were performed in 142 consecutive patients with thoracolumbar spinal trauma.

方法：对142例有胸腰椎创伤患者行多排螺旋CT薄层扫描。

2.Single wavelength collimation transmittance experiment is designed and conducted, with total effective attenuation coefficient of tissue phantoms being obtained.

设计单波长准直光透射实验并通过实验测量组织模拟样品的总衰减系数；

3.Image processing was used to realize automatic collimation of missile.

利用图像处理软件实现瞄准的自动化。

4.Collimation must be capable of being checked in the field.

准直必须能够在现场进行校核。

5.The collimation and shaping of the optical systems in the semiconductor lasers are emphatically presented in this paper.

本文重点介绍半导体激光器光学系统的准直及其整形。

6.In this paper we advance a simple and practical method judging laser collimation using laser lateral shearing interferometry.

本文提出一种简便而实用的激光横向位错干涉判断激光准直的方法。

7.The research and results have shown the feasibility and necessity of laser collimation and expanding.

研究成果表明了激光准直扩束和扩展的必要性和可行性。

8.An improved approach for testing laser collimation by using plate shearing interferometry is put forward in the paper.

本文提出了利用平板剪切干涉法检验激光束准直性的一种改进方案。

9.The topic of "credit is the basic human right of poor people" brings out new models for studying the collimation and mechanism of small-sum loan.

提出了“信贷权是穷人的基本人权”的命题和小额信贷瞄准机制及其偏差研究的新范式；形成并完善适于穷人的金融生成机制是重要切入点。

10.The telescope requires precise collimation to ensure that the images are sharp and clear.

望远镜需要精确的光轴校准以确保图像清晰明锐。

11.Before taking measurements, the laser must undergo collimation to focus the beam accurately.

在进行测量之前，激光必须经过光轴校准以准确聚焦光束。

12.In microscopy, collimation helps in achieving better resolution and contrast in the observed specimens.

在显微镜观察中，光轴校准有助于获得更好的分辨率和对比度。

13.The process of collimation is critical in ensuring the alignment of optical components in a camera.

在相机中，光轴校准过程对于确保光学组件的对齐至关重要。

14.Astronomers often check the collimation of their telescopes to maximize observational accuracy.

天文学家经常检查他们望远镜的光轴校准以最大化观测精度。

作文

In the field of optics, the term collimation refers to the process of aligning light rays to be parallel. This concept is crucial in various applications, including astronomy, photography, and laser technology. When light rays are collimated, they travel in a straight line without diverging, which significantly improves the precision of optical instruments. For instance, telescopes rely heavily on collimation to ensure that they can focus distant celestial objects accurately. If the light entering the telescope is not properly collimated, the images produced will be blurry and indistinct, making it challenging for astronomers to study stars and galaxies. In photography, collimation also plays an essential role. Photographers often use collimated light sources to achieve sharp images with minimal distortion. This is particularly important in studio settings where controlled lighting conditions are necessary to capture high-quality photographs. By ensuring that the light is collimated, photographers can create images that are true to life and free from unwanted shadows or highlights. Moreover, in laser technology, collimation is vital for producing coherent light beams that can travel long distances without spreading out. Lasers are used in a variety of applications, from cutting materials to medical procedures, and the effectiveness of these applications often depends on the degree of collimation achieved. A well-collimated laser beam can maintain its intensity and focus over great distances, making it more effective for tasks that require precision. The importance of collimation extends beyond just optics; it also finds relevance in fields like telecommunications and fiber optics. In these areas, maintaining the alignment of light signals is crucial for ensuring clear communication over long distances. Any misalignment can lead to signal loss or degradation, highlighting the need for proper collimation techniques. To achieve optimal collimation, various tools and methods are employed. For example, telescopes often come equipped with adjustable mirrors or lenses that allow users to fine-tune the alignment of light rays. Similarly, photographers might use reflectors or diffusers to manipulate light and ensure it is properly collimated before reaching the camera sensor. In laser applications, specialized optics are designed to produce highly collimated beams that are essential for their intended use. In conclusion, collimation is a fundamental concept in optics that has far-reaching implications across multiple disciplines. Whether it’s capturing the beauty of the night sky through a telescope, creating stunning photographs, or harnessing the power of lasers, the ability to align light rays effectively is critical. Understanding and mastering collimation can enhance the performance of optical instruments and improve the quality of results in various applications. As technology continues to advance, the principles of collimation will remain integral to the development of new optical devices and systems, paving the way for innovations that rely on precise light manipulation.

在光学领域，术语collimation指的是将光线对齐为平行的过程。这个概念在天文学、摄影和激光技术等各种应用中至关重要。当光线被collimation时，它们以直线传播而不发散，这显著提高了光学仪器的精确度。例如，望远镜在很大程度上依赖于collimation以确保能够准确聚焦遥远的天体。如果进入望远镜的光线没有正确的collimation，那么产生的图像将模糊不清，使天文学家难以研究星星和星系。 在摄影中，collimation也发挥着重要作用。摄影师经常使用平行光源来获得清晰的图像，尽量减少失真。这在需要控制光照条件以捕捉高质量照片的工作室环境中特别重要。通过确保光线是平行的，摄影师可以创建真实且无不必要阴影或高光的图像。 此外，在激光技术中，collimation对于产生能够长距离传播而不扩散的相干光束至关重要。激光用于多种应用，从切割材料到医疗程序，这些应用的有效性往往取决于实现的collimation程度。良好collimation的激光束可以在长距离内保持强度和聚焦，使其在需要精确度的任务中更加有效。 collimation的重要性不仅限于光学；它在电信和光纤等领域也具有相关性。在这些领域，保持光信号的对齐对于确保长距离清晰通信至关重要。任何错位都可能导致信号丢失或降解，突显了适当collimation技术的必要性。 为了实现最佳的collimation，采用了各种工具和方法。例如，望远镜通常配备可调节的镜子或透镜，允许用户微调光线的对齐。同样，摄影师可能使用反射器或扩散器来操控光线，确保在到达相机传感器之前其得到适当的collimation。在激光应用中，专门设计的光学元件旨在产生高度平行的光束，这对于其预期用途至关重要。 总之，collimation是光学中的一个基本概念，在多个学科中具有深远的影响。无论是通过望远镜捕捉夜空的美丽、创造惊艳的照片，还是利用激光的力量，有效对齐光线的能力都是至关重要的。理解和掌握collimation可以增强光学仪器的性能，提高各种应用结果的质量。随着技术的不断进步，collimation的原理将继续成为新光学设备和系统开发的核心，为依赖精确光操控的创新铺平道路。