contrast sensitivity

简明释义

对比灵敏度

英英释义

例句

1.The eye doctor tested my contrast sensitivity 对比敏感度 to determine how well I can see in low light conditions.

眼科医生测试了我的对比敏感度contrast sensitivity，以确定我在低光条件下的视力如何。

2.During the vision test, the technician explained how contrast sensitivity 对比敏感度 is crucial for recognizing faces in dim lighting.

在视力测试期间，技术人员解释了对比敏感度contrast sensitivity对在昏暗光线下识别面孔的重要性。

3.People with low contrast sensitivity 对比敏感度 may struggle to see objects that are poorly lit or have similar colors.

对对比敏感度contrast sensitivity较低的人可能会在昏暗或颜色相似的情况下看不清物体。

4.Improving contrast sensitivity 对比敏感度 can help enhance visual performance in various activities, such as driving at night.

提高对比敏感度contrast sensitivity可以帮助在各种活动中增强视觉表现，例如夜间驾驶。

5.Certain eye diseases can affect contrast sensitivity 对比敏感度, making it harder to distinguish between different shades.

某些眼病可能会影响对比敏感度contrast sensitivity，使得区分不同色调变得更加困难。

作文

In the realm of vision science, one of the critical attributes that determine how well we perceive our surroundings is known as contrast sensitivity. This term refers to the ability of the visual system to detect differences in luminance between objects and their backgrounds. It plays a crucial role in how we navigate through various environments, especially in conditions where lighting is suboptimal. For instance, during twilight or in dimly lit rooms, our contrast sensitivity becomes paramount for identifying edges, shapes, and movements. Understanding contrast sensitivity is essential for several reasons. Firstly, it can significantly impact daily activities such as driving, reading, and recognizing faces. Individuals with reduced contrast sensitivity may struggle to see objects clearly, particularly those that are poorly illuminated or have low color contrast. This can lead to difficulties in performing tasks that require fine visual discrimination. Moreover, certain eye conditions, such as cataracts or glaucoma, can further diminish this aspect of vision, making it imperative for individuals to seek regular eye examinations to monitor their visual health.Secondly, contrast sensitivity is vital in the context of visual ergonomics, which focuses on creating work environments that enhance productivity and comfort. In workplaces where employees are required to focus on screens or detailed tasks, ensuring adequate lighting and minimizing glare can help improve contrast sensitivity, thus enhancing overall performance and reducing eye strain. Employers should be aware of these factors and consider them when designing workspaces to promote better visual conditions for their staff.Additionally, contrast sensitivity has significant implications in the field of art and design. Artists and designers must understand how colors interact and how different levels of brightness can affect perception. A well-designed piece of artwork or an effective marketing advertisement often relies on the principles of contrast sensitivity to capture attention and convey messages effectively. The interplay of light and dark, along with color contrasts, can evoke emotions and draw viewers into the experience.Furthermore, advancements in technology have led to the development of various tools and applications aimed at assessing and improving contrast sensitivity. Vision tests that measure this capability can provide valuable insights into an individual's visual function and help identify potential issues early on. In rehabilitation settings, therapies that focus on enhancing contrast sensitivity can aid individuals recovering from vision impairments, ultimately improving their quality of life.In conclusion, contrast sensitivity is a fundamental aspect of vision that influences our ability to interact with the world around us. Its importance spans across various domains, including daily activities, workplace productivity, art, and healthcare. By understanding and addressing factors that affect contrast sensitivity, we can enhance our visual experiences and ensure better outcomes in both personal and professional contexts. As we continue to explore the intricacies of human vision, the significance of contrast sensitivity will undoubtedly remain a focal point in our quest for improved visual health and understanding.

在视觉科学领域，决定我们感知周围环境的一个关键属性被称为对比敏感度。这个术语指的是视觉系统检测物体与其背景之间亮度差异的能力。它在我们如何在各种环境中导航时起着至关重要的作用，尤其是在光照条件不理想的情况下。例如，在黄昏或昏暗的房间中，我们的对比敏感度对于识别边缘、形状和运动至关重要。理解对比敏感度是非常重要的，原因有几个。首先，它会显著影响日常活动，例如驾驶、阅读和识别面孔。对对比敏感度降低的个体可能在清晰地看到物体方面遇到困难，特别是那些照明不足或颜色对比度低的物体。这可能导致在进行需要细致视觉辨别的任务时出现困难。此外，某些眼部疾病，如白内障或青光眼，可能进一步降低这一视觉特征，因此定期进行眼科检查以监测视觉健康是极为重要的。其次，对比敏感度在视觉人机工程学的背景下至关重要，视觉人机工程学专注于创造增强生产力和舒适度的工作环境。在需要员工关注屏幕或细致任务的工作场所，确保充足的照明和减少眩光可以帮助改善对比敏感度，从而提高整体表现并减少眼睛疲劳。雇主应意识到这些因素，并在设计工作空间时考虑它们，以促进员工更好的视觉条件。此外，对比敏感度在艺术和设计领域具有重要意义。艺术家和设计师必须理解颜色之间的相互作用以及不同亮度水平如何影响感知。一件设计良好的艺术作品或有效的营销广告往往依赖于对比敏感度的原则来吸引注意力并有效传达信息。光与暗的相互作用，以及颜色对比，可以唤起情感并将观众吸引到体验中。此外，技术的进步导致开发出各种工具和应用程序，旨在评估和改善对比敏感度。测量这一能力的视力测试可以提供有关个人视觉功能的宝贵见解，并帮助及早识别潜在问题。在康复环境中，专注于提升对比敏感度的治疗可以帮助恢复视力受损的个体，最终改善他们的生活质量。总之，对比敏感度是视觉的一个基本方面，它影响我们与周围世界互动的能力。它的重要性跨越多个领域，包括日常活动、工作场所生产力、艺术和医疗保健。通过理解和解决影响对比敏感度的因素，我们可以增强我们的视觉体验，并确保在个人和专业环境中取得更好的结果。随着我们继续探索人类视觉的复杂性，对比敏感度的重要性无疑将继续成为我们改善视觉健康和理解的焦点。