optical centre

简明释义

光心

英英释义

例句

1.The optical centre offers a wide range of glasses and contact lenses.

这个光学中心提供各种眼镜和隐形眼镜。

2.The optical centre provides free eye exams on certain days.

这个光学中心在特定的日子提供免费的眼睛检查。

3.My prescription was ready for pickup at the optical centre yesterday.

我的处方昨天在光学中心准备好了，可以取走。

4.At the optical centre, they have professionals who can help with eye care.

在这个光学中心，他们有专业人员可以帮助进行眼部护理。

5.I visited the optical centre to get my eyes checked.

我去光学中心检查视力。

作文

When we talk about vision and how our eyes perceive the world around us, one term that often comes up is the optical centre. The optical centre refers to a specific point in a lens where light rays converge. Understanding this concept is crucial not only for those studying optics but also for anyone who wears glasses or contact lenses. In essence, the optical centre is the point through which light passes without being refracted, meaning that it is the ideal position for the lens to provide the clearest vision possible.To put it simply, when light enters a lens, it bends or refracts. However, at the optical centre, the light continues straight through the lens without bending. This is why the optical centre is so important in the design of corrective lenses. If a person’s prescription is not aligned with the optical centre of their glasses, they may experience distorted vision or discomfort.In practical terms, when an optometrist prescribes glasses, they take great care to ensure that the lenses are crafted in such a way that the wearer’s pupils align perfectly with the optical centre. This alignment helps to minimize any potential visual distortions and ensures that the wearer has the best possible vision. For individuals who use bifocal or multifocal lenses, understanding the optical centre becomes even more critical, as these lenses contain multiple prescriptions designed for different viewing distances.The importance of the optical centre extends beyond just corrective eyewear. In photography, for instance, the optical centre of a camera lens plays a vital role in determining the composition and clarity of an image. Photographers must consider the optical centre when framing their shots to ensure that the subject is captured clearly and accurately. Similarly, in fields such as microscopy and telescope design, the optical centre is crucial for achieving high-quality images.In conclusion, the concept of the optical centre is fundamental in various fields, from optometry to photography. It represents the point where light rays converge without distortion, making it essential for clear vision and accurate imaging. Whether you are wearing glasses, taking photographs, or observing microscopic details, understanding the optical centre can enhance your experience and improve the quality of what you see. As technology advances, the principles surrounding the optical centre continue to evolve, leading to better optical devices and improved vision correction methods. Therefore, recognizing the significance of the optical centre is not just an academic exercise; it has real-world implications that affect our daily lives and how we perceive the world around us.

当我们谈论视觉以及我们的眼睛如何感知周围世界时，一个经常出现的术语是光学中心。光学中心指的是镜头中光线汇聚的特定点。理解这个概念对于那些研究光学的人来说至关重要，对于任何佩戴眼镜或隐形眼镜的人来说也是如此。简单来说，光学中心是光线通过而不被折射的点，这意味着这是镜头提供最佳视力的理想位置。简而言之，当光线进入镜头时，它会弯曲或折射。然而，在光学中心，光线直接穿过镜头而不弯曲。这就是为什么光学中心在矫正镜片设计中如此重要的原因。如果一个人的处方没有与他们眼镜的光学中心对齐，他们可能会经历视觉扭曲或不适。在实际操作中，当验光师开处方眼镜时，他们非常注意确保镜片的制作方式，使佩戴者的瞳孔与光学中心完美对齐。这种对齐有助于最小化任何潜在的视觉扭曲，并确保佩戴者拥有最佳的视力。对于使用双焦点或多焦点镜片的个人来说，理解光学中心变得更加关键，因为这些镜片包含用于不同观看距离的多种处方。光学中心的重要性不仅限于矫正眼镜。在摄影中，例如，照相机镜头的光学中心在确定图像的构图和清晰度方面发挥着重要作用。摄影师在构图时必须考虑光学中心，以确保主题被清晰准确地捕捉到。类似地，在显微镜和望远镜设计等领域，光学中心对于实现高质量图像至关重要。总之，光学中心的概念在多个领域中都是基础，从验光学到摄影。它代表了光线汇聚而不失真的点，这使得它对于清晰的视力和准确的成像至关重要。无论你是在佩戴眼镜、拍摄照片还是观察微观细节，理解光学中心都能增强你的体验并改善你所看到的质量。随着技术的进步，围绕光学中心的原则不断发展，导致更好的光学设备和改进的视力矫正方法。因此，认识到光学中心的重要性不仅仅是一个学术练习；它具有真实的世界影响，影响着我们的日常生活以及我们如何感知周围的世界。