base curve

简明释义

1. 基础曲线; 2. 基线;

英英释义

例句

1.The manufacturer specifies the base curve 基弧 in their product information to help customers choose correctly.

制造商在产品信息中指定base curve 基弧，以帮助客户正确选择。

2.A flatter base curve 基弧 might be recommended for individuals with certain eye shapes.

对于某些眼型的人，可能会建议使用更平坦的base curve 基弧。

3.When selecting glasses, it's important to consider the base curve 基弧 of the lenses to ensure comfort.

在选择眼镜时，考虑镜片的base curve 基弧以确保舒适性是很重要的。

4.The optometrist explained that the base curve 基弧 of the contact lens is crucial for a proper fit.

验光师解释说，隐形眼镜的base curve 基弧对于合适的佩戴非常重要。

5.Understanding the base curve 基弧 is essential for achieving optimal vision correction.

理解base curve 基弧对于达到最佳视力矫正至关重要。

作文

In the world of optics and lens design, the term base curve refers to the primary curvature of a lens. Understanding the base curve is crucial for anyone involved in the fields of eyewear design, contact lenses, or even architectural glass. The base curve serves as the foundation upon which other curves are added to create the final shape of the lens. This concept is particularly important when considering how light interacts with various surfaces. When designing glasses, the base curve determines how the lenses will sit on the wearer's face and how they will affect vision. A flatter base curve may provide a wider field of view but could also lead to distortion at the edges of the lens. Conversely, a steeper base curve can enhance peripheral vision but may limit the overall width of the lens. Therefore, selecting the appropriate base curve is essential for achieving optimal visual clarity and comfort.For contact lenses, the base curve is equally significant. It is defined as the radius of the back surface of the lens and must match the curvature of the wearer’s cornea for proper fit. If the base curve is too steep or too flat, it can lead to discomfort, poor vision, or even damage to the eye. Thus, eye care professionals often measure the curvature of a patient’s cornea to determine the best base curve for their contact lenses.Moreover, the base curve also plays a vital role in the manufacturing process of lenses. During production, the base curve is one of the first specifications determined, guiding the creation of additional optical features such as progressive additions or anti-reflective coatings. Manufacturers must carefully consider the base curve to ensure that the final product meets both aesthetic and functional requirements.In addition to its practical applications, the base curve has implications for fashion and personal style. Different base curves can create varying looks and can complement different face shapes. For instance, a rounder base curve may soften sharp facial features, while a more angular base curve can accentuate them. As such, consumers often find themselves selecting frames not only based on prescription needs but also on how the base curve influences their overall appearance.Lastly, advancements in technology have allowed for more precise measurements and designs regarding the base curve. Computer-aided design (CAD) software enables designers to visualize how changes in the base curve will impact the lens' performance and aesthetics. This has led to innovations in lens types and styles, providing consumers with more choices than ever before.In conclusion, the concept of base curve is integral to understanding lens design and its applications in eyewear and contact lenses. Its impact on vision, comfort, and style cannot be overstated. Whether you are an optician, a designer, or simply a consumer, recognizing the importance of the base curve will help you make informed decisions about eyewear and enhance your understanding of optical science.

在光学和镜头设计的世界中，术语基准曲率指的是镜头的主要曲率。理解基准曲率对于任何参与眼镜设计、隐形眼镜或甚至建筑玻璃领域的人来说都是至关重要的。基准曲率作为镜头最终形状的基础，决定了其他曲率的添加方式。这个概念在考虑光与各种表面相互作用时尤其重要。在设计眼镜时，基准曲率决定了镜片如何贴合佩戴者的脸以及如何影响视力。较平的基准曲率可能提供更宽的视野，但也可能导致镜片边缘的失真。相反，较陡的基准曲率可以增强周边视野，但可能限制镜片的整体宽度。因此，选择适当的基准曲率对于实现最佳视觉清晰度和舒适感至关重要。对于隐形眼镜而言，基准曲率同样重要。它被定义为镜头后表面的半径，必须与佩戴者的角膜曲率匹配，以确保合适的贴合。如果基准曲率过陡或过平，可能会导致不适、视力不良，甚至对眼睛造成损害。因此，眼科专业人士通常会测量患者角膜的曲率，以确定最适合他们的隐形眼镜的基准曲率。此外，基准曲率在镜头的制造过程中也发挥着重要作用。在生产过程中，基准曲率是首先确定的规格之一，指导额外光学特征的创建，如渐进添加或防反射涂层。制造商必须仔细考虑基准曲率，以确保最终产品满足美学和功能要求。除了实际应用外，基准曲率对时尚和个人风格也有影响。不同的基准曲率可以创造出不同的外观，并可以补充不同的面部形状。例如，较圆的基准曲率可能会柔化锐利的面部特征，而更具角度的基准曲率则可以强调这些特征。因此，消费者常常发现自己不仅根据处方需求选择框架，还考虑基准曲率如何影响他们的整体外观。最后，技术的进步使得关于基准曲率的测量和设计更加精确。计算机辅助设计（CAD）软件使设计师能够可视化基准曲率变化将如何影响镜头的性能和美学。这导致了镜头类型和风格的创新，为消费者提供了比以往更多的选择。总之，基准曲率的概念对于理解镜头设计及其在眼镜和隐形眼镜中的应用至关重要。它对视力、舒适度和风格的影响不容小觑。无论你是验光师、设计师还是普通消费者，认识到基准曲率的重要性将帮助你做出明智的眼镜选择，并增强你对光学科学的理解。