halftone

简明释义

英[ˈhɑːftəʊn]美[ˈhæftoʊn]

n. 网板；由网板制成的风化印版；由网板获得的印图；半音

adj. 和网板有关的；在网版中运用的；由网板制成的

英英释义

单词用法

同义词

反义词

例句

1.Circular screen: a glass halftone screen having a circular outside frame, to permit screen rotation, for convenient screen Angle selection.

圆网屏：是玻璃制的半色调网屏。它有着可以旋转的圆形外框，方便调换网线角度。

2.The logical digital halftone image quality evaluation index is the key of image reproduction technical.

合理的数字半色调图像质量评价指标是图像再现技术评价的关键。

3.The point of the screening picture form, halftone dot uniformity and quality which will affect the printed picture of clothing.

加网图片的点形、网点均匀性及印刷网点质量，影响印刷画面的平服性。

4.The watermark can be retrieved by using either optical or digital Fourier transform on halftone images containing the watermarked information.

水印的提取过程只需对含有水印信息的半色调图像进行光学或数字的傅里叶变换即可完成。

5.Duplicate one of the channels and add a Color Halftone filter using a 20px radius.

复制的渠道之一，并添加一个过滤器采用彩色半色调20像素的半径。

6.Two shades each of the halftone yellow and magenta are available depending on the printers 'requirement.

根据使用者对黄色和品色的不同要求，备有两种色调的黄色和品红供选择。

7.On the basis of calculated actual grey, a modified error diffusion and halftone technique are researched.

计算了喷墨绘图仪喷头的实际灰度，并基于这个实际灰度，改进了误差扩散方法和半色调技术。

8.In printing, halftone 半色调 images are created by varying the size of dots.

在印刷中，半色调图像是通过改变点的大小来创建的。

9.Many newspapers rely on halftone 半色调 images for their photographs.

许多报纸依赖于半色调图像来展示其照片。

10.The designer experimented with different halftone 半色调 patterns for the background.

设计师为背景尝试了不同的半色调图案。

11.The artist used a halftone 半色调 technique to create depth in the illustration.

艺术家使用了半色调技术来为插图创造深度。

12.To achieve a vintage look, the photographer applied a halftone 半色调 filter to the image.

为了获得复古效果，摄影师在图像上应用了半色调滤镜。

作文

In the world of visual arts and printing, the term halftone refers to a technique that enables the reproduction of images with varying shades of gray or color by using dots of different sizes and spacing. This method is crucial in the production of printed materials, such as newspapers, magazines, and photographs, allowing for a greater range of tonal variation than solid colors alone can provide. The invention of halftone printing revolutionized the way images were shared and disseminated, making it possible to produce high-quality images at a lower cost and with greater efficiency.The process of creating a halftone image begins with the conversion of a continuous-tone image into a pattern of dots. These dots are arranged in a grid, where the size and density of each dot correspond to the brightness of the original image. For instance, in areas of the image that are lighter, smaller dots are used, whereas darker areas are represented by larger dots. This clever manipulation of dot size and spacing creates the illusion of depth and dimension, enabling viewers to perceive a full range of tones despite the fact that they are looking at a series of discrete dots.Historically, the halftone process dates back to the 19th century when it was first developed for lithography. As technology advanced, so did the techniques used in halftone printing. The introduction of photographic methods allowed for more precise and detailed images, which further enhanced the quality of printed materials. Today, digital halftone techniques have taken center stage, enabling artists and designers to create intricate and sophisticated images with ease.One of the most significant impacts of halftone printing is its role in democratizing art and information. Before the advent of this technology, high-quality images were often confined to the wealthy elite who could afford original paintings or expensive prints. With halftone printing, however, newspapers and magazines could include images that were accessible to the general public. This shift not only transformed the publishing industry but also influenced the fields of advertising, education, and journalism.Moreover, the aesthetic qualities of halftone images have inspired countless artists. Many contemporary artists embrace the halftone style, using it as a means of exploring themes of perception, reality, and representation. The distinctive look of halftone patterns can evoke nostalgia for vintage print styles while simultaneously offering a modern twist that resonates with today’s audiences.In conclusion, the concept of halftone is integral to both the history and future of visual communication. Its ability to translate complex images into a format suitable for mass reproduction has changed the way we consume visual content. Whether in the realm of fine art or commercial printing, understanding halftone techniques allows us to appreciate the intricate relationship between technology and creativity. As we continue to explore new methods of image creation and reproduction, the legacy of halftone will undoubtedly remain a vital part of our visual culture.

在视觉艺术和印刷的世界中，术语halftone指的是一种技术，它通过使用不同大小和间距的点来实现图像的灰度或颜色变化。这种方法在报纸、杂志和照片等印刷材料的生产中至关重要，使得能够比单一颜色提供更广泛的色调变化。halftone印刷的发明彻底改变了图像的共享和传播方式，使得以更低的成本和更高的效率生产高质量图像成为可能。创建halftone图像的过程始于将连续色调图像转换为点的模式。这些点以网格的形式排列，其中每个点的大小和密度对应于原始图像的亮度。例如，在图像较亮的区域，使用较小的点，而较暗的区域则由较大的点表示。这种巧妙的点大小和间距的操控创造了深度和维度的错觉，使观众能够感知到完整的色调范围，尽管他们看到的实际上是一系列离散的点。历史上，halftone工艺可以追溯到19世纪，当时它首次被开发用于石版印刷。随着技术的进步，halftone印刷中使用的技术也不断演变。摄影方法的引入使得图像更加精确和细致，进一步提升了印刷材料的质量。如今，数字halftone技术已占据主导地位，使艺术家和设计师能够轻松创建复杂而精致的图像。halftone印刷的一个重要影响是它在民主化艺术和信息方面的作用。在这一技术出现之前，高质量的图像通常只限于能够负担得起原作或昂贵印刷品的富裕精英。然而，随着halftone印刷的出现，报纸和杂志能够包括普通公众可以接触到的图像。这一转变不仅改变了出版行业，还影响了广告、教育和新闻领域。此外，halftone图像的美学特质激励了无数艺术家。许多当代艺术家拥抱halftone风格，将其作为探索感知、现实和表现主题的一种手段。halftone图案的独特外观可以唤起对复古印刷风格的怀旧，同时又为今天的观众提供了现代的扭曲。总之，halftone的概念对于视觉传播的历史和未来都是不可或缺的。它将复杂图像转化为适合大规模复制的格式的能力改变了我们消费视觉内容的方式。无论是在美术领域还是商业印刷中，理解halftone技术使我们能够欣赏技术与创造力之间复杂的关系。随着我们继续探索图像创作和复制的新方法，halftone的遗产无疑将继续作为我们视觉文化的重要部分。