conjugate focus

简明释义

共轭焦点

英英释义

例句

1.In microscopy, adjusting the lenses can help achieve the conjugate focus 共轭焦点 necessary for detailed observations.

在显微镜中，调整镜头可以帮助达到进行详细观察所需的共轭焦点 conjugate focus。

2.The optical system is designed to have a clear image at the conjugate focus 共轭焦点 for improved performance.

该光学系统的设计旨在在共轭焦点 conjugate focus处获得清晰的图像，以提高性能。

3.During the experiment, we measured the distance between the two conjugate focuses 共轭焦点 to determine the lens properties.

在实验过程中，我们测量了两个共轭焦点 conjugate focuses之间的距离，以确定镜头特性。

4.To achieve the best clarity, the technician must align the laser beam with the conjugate focus 共轭焦点 of the optical setup.

为了获得最佳清晰度，技术人员必须将激光束与光学设备的共轭焦点 conjugate focus对齐。

5.The camera's autofocus feature ensures that the subject is always at the conjugate focus 共轭焦点 of the lens.

相机的自动对焦功能确保拍摄对象始终位于镜头的共轭焦点 conjugate focus。

作文

In the realm of optics, the concept of conjugate focus plays a crucial role in understanding how lenses and mirrors work. The conjugate focus refers to the two points where light rays converge after passing through a lens or reflecting off a mirror. When an object is placed at one of these foci, the image produced at the other focus is sharp and clear. This principle is fundamental in designing various optical instruments such as cameras, microscopes, and telescopes.To illustrate this concept further, consider a simple convex lens. When a light source is positioned at a certain distance from the lens, the light rays emanating from that source will pass through the lens and converge at a point on the opposite side. This point is known as the conjugate focus. If you were to place a screen at this point, you would see a clear image of the light source. Conversely, if you move the light source closer or farther away from the lens, the position of the conjugate focus will change accordingly.The relationship between the object distance and the conjugate focus can be described by the lens formula: 1/f = 1/v + 1/u, where f is the focal length of the lens, v is the distance from the lens to the image (the conjugate focus), and u is the distance from the lens to the object. This equation highlights the interplay between these distances, demonstrating how the position of the conjugate focus is dependent on the object's location.Understanding the conjugate focus is not only essential for theoretical optics but also for practical applications. For instance, in photography, knowing where to place the camera relative to the subject allows photographers to achieve the desired focus and depth of field. Similarly, in microscopy, scientists must adjust the position of the specimen to align with the conjugate focus of the microscope's objective lens to obtain a clear image.Moreover, the concept of conjugate focus extends beyond simple lenses. In complex optical systems, multiple lenses may be used, each contributing to the overall focus and image formation. Understanding how these individual conjugate focuses interact is vital for designing advanced optical devices, such as multi-element camera systems and high-powered telescopes.In conclusion, the idea of conjugate focus is fundamental to the field of optics, influencing both theoretical understanding and practical implementations. Whether in everyday tools like cameras or sophisticated scientific instruments, the principles governing conjugate focus are integral to capturing clear images and enhancing our perception of the world around us. By mastering this concept, one can appreciate the intricate workings of optical devices and their impact on various fields, from art to science.

在光学领域，共轭焦点的概念在理解透镜和镜子如何工作方面起着至关重要的作用。共轭焦点指的是光线经过透镜或反射镜后汇聚的两个点。当物体放置在这两个焦点之一时，在另一个焦点处产生的图像是清晰且锐利的。这个原理是设计各种光学仪器（如相机、显微镜和望远镜）的基础。为了进一步说明这一概念，考虑一个简单的凸透镜。当光源位于透镜的某个距离时，从该光源发出的光线将通过透镜并在另一侧汇聚到一个点。这个点被称为共轭焦点。如果你在这个点放置一个屏幕，你将看到光源的清晰图像。相反，如果你将光源移动得更近或更远，共轭焦点的位置也会相应变化。物体距离与共轭焦点之间的关系可以用透镜公式描述：1/f = 1/v + 1/u，其中f是透镜的焦距，v是从透镜到图像的距离（共轭焦点），而u是从透镜到物体的距离。这个方程突出了这些距离之间的相互作用，展示了共轭焦点的位置如何依赖于物体的位置。理解共轭焦点不仅对理论光学至关重要，而且对实际应用也同样重要。例如，在摄影中，知道如何将相机相对于主题放置，可以让摄影师实现所需的焦点和景深。同样，在显微镜学中，科学家必须调整标本的位置，以使其与显微镜物镜的共轭焦点对齐，从而获得清晰的图像。此外，共轭焦点的概念超越了简单的透镜。在复杂的光学系统中，可能会使用多个透镜，每个透镜都对整体焦点和图像形成产生贡献。理解这些单独的共轭焦点如何相互作用，对于设计先进的光学设备（如多元素相机系统和高功率望远镜）至关重要。总之，共轭焦点的概念是光学领域的基础，影响着理论理解和实际应用。无论是在日常工具如相机中，还是在复杂的科学仪器中，支配共轭焦点的原理都是捕捉清晰图像和增强我们对周围世界感知的关键。通过掌握这一概念，人们可以欣赏光学设备的复杂工作原理及其对各个领域（从艺术到科学）的影响。