correcting lens

简明释义

校正透镜

英英释义

例句

1.Many people need a correcting lens to see clearly, especially as they age.

许多人需要矫正镜片才能看清楚，尤其是随着年龄的增长。

2.Optometrists often recommend specific types of correcting lens based on a patient's vision needs.

验光师通常根据患者的视力需求推荐特定类型的矫正镜片。

3.The use of a correcting lens can significantly improve one's quality of life.

使用矫正镜片可以显著提高一个人的生活质量。

4.A correcting lens can help individuals with nearsightedness focus on distant objects.

对于近视的人来说，矫正镜片可以帮助他们聚焦远处的物体。

5.Some sports eyewear includes built-in correcting lens for athletes who wear glasses.

一些运动眼镜为佩戴眼镜的运动员内置了矫正镜片。

作文

The human eye is a remarkable organ that allows us to perceive the world around us. However, not everyone has perfect vision, and many people require assistance to see clearly. This is where the concept of a correcting lens comes into play. A correcting lens is an optical device designed to improve the focus of light entering the eye, thereby enhancing visual clarity for individuals with refractive errors such as myopia (nearsightedness), hyperopia (farsightedness), and astigmatism.In essence, a correcting lens works by bending light rays in a way that compensates for the imperfections in the eye's shape or the cornea's curvature. For instance, in the case of myopia, the eye is too long, causing light rays to focus in front of the retina. A concave correcting lens is used to diverge the light rays, allowing them to focus directly on the retina, thus providing clearer vision.Conversely, for individuals suffering from hyperopia, where the eye is too short, a convex correcting lens is employed. This type of lens converges light rays before they enter the eye, ensuring that they focus correctly on the retina. Astigmatism, which results from an irregularly shaped cornea, may require cylindrical correcting lenses that can address the specific curvature issues, allowing for sharper images.The importance of correcting lenses cannot be overstated. They are essential for millions of people worldwide, enabling them to perform daily tasks such as reading, driving, and enjoying various activities without the hindrance of blurry vision. Moreover, the advancement of technology has led to the development of various types of correcting lenses, including bifocals, trifocals, and progressive lenses, catering to different vision needs and preferences.In addition to traditional glasses, contact lenses serve as another form of correcting lens. These lenses are placed directly on the eye's surface, offering a wider field of view and greater comfort for some users. Innovations in contact lens technology have also introduced options like daily disposables and extended wear lenses, providing flexibility and convenience for those who prefer not to wear glasses.While correcting lenses are primarily associated with improving vision, they also play a significant role in overall eye health. Regular eye exams are crucial for detecting vision problems early and determining the appropriate prescription for correcting lenses. Neglecting eye care can lead to complications, including strabismus (crossed eyes) or amblyopia (lazy eye), especially in children.In conclusion, correcting lenses are vital tools that enhance the quality of life for individuals with vision impairments. Whether through glasses or contact lenses, these optical devices help restore clarity and enable individuals to engage fully with their surroundings. As technology continues to advance, we can expect further innovations in correcting lenses, making vision correction more accessible and effective for all.

人眼是一个非凡的器官，使我们能够感知周围的世界。然而，并不是每个人都有完美的视力，许多人需要帮助才能看清楚。这就是矫正镜片概念的来源。矫正镜片是一种光学设备，旨在改善进入眼睛的光线聚焦，从而增强患有屈光不正（如近视、远视和散光）的人士的视觉清晰度。本质上，矫正镜片通过弯曲光线，以补偿眼睛形状或角膜曲率的缺陷。例如，在近视的情况下，眼睛过长，导致光线聚焦在视网膜前面。使用凹形矫正镜片可以使光线发散，使其能够直接聚焦在视网膜上，从而提供更清晰的视力。相反，对于患有远视的人来说，眼睛过短，需要使用凸形矫正镜片。这种类型的镜片在光线进入眼睛之前会使其聚焦，从而确保它们正确地聚焦在视网膜上。散光是由不规则形状的角膜引起的，可能需要圆柱形矫正镜片来解决特定的曲率问题，从而使图像更清晰。矫正镜片的重要性不容小觑。它们对全世界数百万人至关重要，使他们能够进行日常活动，如阅读、驾驶和享受各种活动，而不必忍受模糊的视力。此外，技术的进步导致了各种类型的矫正镜片的发展，包括双光镜、三光镜和渐进镜片，满足不同的视力需求和偏好。除了传统眼镜，隐形眼镜也是另一种形式的矫正镜片。这些镜片直接放置在眼睛表面，为某些用户提供更宽广的视野和更大的舒适度。隐形眼镜技术的创新还引入了每日一次的可更换隐形眼镜和延长佩戴隐形眼镜，为那些不想佩戴眼镜的人提供灵活性和便利性。虽然矫正镜片主要与改善视力相关，但它们在整体眼部健康中也起着重要作用。定期的眼部检查对于及早发现视力问题和确定合适的矫正镜片处方至关重要。忽视眼部护理可能导致并发症，包括斜视（斗鸡眼）或弱视（懒惰眼），尤其是在儿童中。总之，矫正镜片是增强视力障碍人士生活质量的重要工具。无论是通过眼镜还是隐形眼镜，这些光学设备都有助于恢复清晰度，使个人能够充分参与周围环境。随着技术的不断进步，我们可以期待矫正镜片在未来会有更多的创新，使视力矫正对所有人更加可及和有效。