calotype

简明释义

英[ˈkæləʊˌtaɪp]美[ˈkælətaɪp]

n. 光力摄影法；卡罗式照相法；碘化银纸照相法

英英释义

单词用法

同义词

反义词

例句

1.The work on the Daguerre process was taking place at the same time as that of Fox Talbot in England on the calotype process.

达盖尔发明的照相法和英格兰福克斯·塔尔博特的碘化银纸照相法出现在同一时期。

2.The work on the Daguerre process was taking place at the same time as that of Fox Talbot in England on the calotype process.

达盖尔发明的照相法和英格兰福克斯·塔尔博特的碘化银纸照相法出现在同一时期。

3.The calotype was revolutionary in its use of chemically treated paper in which areas hit by light became dark in tone, producing a negative image.

卡罗摄影法对化学处理纸的使用是革命性的，其中光照区域色调变暗，形成负像。

4.Talbot's "calotype" was the first negative-to-positive process and the direct ancestor of the modern photograph.

塔尔博特的“卡罗式摄影法”是第一种用负片洗印正片的方法，这种方法是现代摄影技术的直系鼻祖。

5.The calotype could be made in series, and was thus the equivalent of an etching or an engraving.

碘化银纸照相法可以连续印刷，因此它等同于蚀刻或雕刻。

6.The early photography process known as calotype (卡洛类型) allowed images to be reproduced on paper.

早期的摄影过程称为calotype（卡洛类型），使得图像可以在纸上复制。

7.Many photographers experimented with calotype (卡洛类型) techniques in the mid-19th century.

许多摄影师在19世纪中叶尝试了calotype（卡洛类型）技术。

8.The calotype (卡洛类型) process involved coating paper with light-sensitive chemicals.

在calotype（卡洛类型）过程中，需要用光敏化学物质涂覆纸张。

9.Unlike daguerreotypes, calotype (卡洛类型) allowed for multiple copies of an image.

与银版画不同，calotype（卡洛类型）允许对图像进行多次复制。

10.The first successful calotype (卡洛类型) was created by William Henry Fox Talbot in the 1830s.

第一张成功的calotype（卡洛类型）是由威廉·亨利·福克斯·塔尔博特在1830年代创作的。

作文

The history of photography is a fascinating journey that has evolved over centuries, and one of the key milestones in this evolution is the invention of the calotype. The calotype, developed by the British scientist William Henry Fox Talbot in the 1830s, was one of the first processes to create photographic images on paper. Unlike its predecessor, the daguerreotype, which produced a single, unique image, the calotype allowed for multiple copies of an image to be made from a single negative. This innovation marked a significant turning point in photography, as it introduced the concept of reproducibility to the medium. The process of creating a calotype involves several steps. First, a sheet of paper is coated with silver iodide, making it light-sensitive. The paper is then exposed to light in a camera, capturing the image. After exposure, the paper must be developed using a solution of gallic acid and silver nitrate. This development process reveals the latent image, which can then be fixed to prevent further exposure to light. Once fixed, the calotype can be printed onto another piece of paper, allowing for multiple reproductions of the original photograph. One of the remarkable aspects of the calotype process is its ability to create soft, artistic images that have a unique quality compared to the sharpness of daguerreotypes. The calotype images often possess a dreamlike quality, characterized by their subtle tones and textures. This softness appealed to many artists and photographers of the time, leading to a greater exploration of photography as an art form rather than merely a scientific endeavor. Despite its advantages, the calotype process had its challenges. The long exposure times required often meant that subjects had to remain still for extended periods, which could be difficult for portrait photography. Additionally, the calotype images were less detailed than daguerreotypes, which initially limited its popularity among the general public. However, as the medium evolved, photographers began to appreciate the artistic potential of the calotype, leading to its adoption by many prominent figures in the art world. In conclusion, the calotype represents a pivotal moment in the history of photography. Its introduction not only advanced the technical capabilities of the medium but also opened up new avenues for artistic expression. Today, the legacy of the calotype lives on, as modern photographers continue to explore the balance between technical precision and artistic interpretation. Understanding the significance of the calotype allows us to appreciate the rich history of photography and its ongoing evolution in the digital age.

摄影的历史是一段迷人的旅程，经过几个世纪的发展，其中一个关键的里程碑是calotype的发明。calotype由英国科学家威廉·亨利·福克斯·塔尔博特在19世纪30年代发展，是第一种在纸上创建摄影图像的过程之一。与其前身达盖尔银版（daguerreotype）不同，后者只能产生唯一的单一图像，而calotype则允许从单个负片制作多个副本。这一创新标志着摄影的重大转折点，因为它将可复制性引入了这一媒介。 创建calotype的过程包括几个步骤。首先，将一张纸涂上碘化银，使其对光敏感。然后将纸放在相机中曝光，捕捉图像。曝光后，纸必须使用鞣酸和硝酸银的溶液进行显影。这一显影过程揭示了潜在的图像，然后可以固定以防止进一步曝光。一旦固定，calotype就可以打印到另一张纸上，从而允许对原始照片进行多次复制。 calotype过程的一个显著特点是其能够创造出柔和的艺术图像，与达盖尔银版的清晰度相比具有独特的质量。calotype图像通常具有梦幻般的品质，以其微妙的色调和纹理为特征。这种柔和性吸引了许多当时的艺术家和摄影师，促使他们更深入地探索摄影作为一种艺术形式，而不仅仅是科学的努力。 尽管有其优点，calotype过程也面临挑战。所需的长时间曝光往往意味着拍摄对象必须保持静止很长时间，这对于肖像摄影可能是困难的。此外，calotype图像的细节不如达盖尔银版，这最初限制了其在公众中的流行。然而，随着媒介的发展，摄影师们开始欣赏calotype的艺术潜力，许多艺术界的杰出人物开始采用这一技术。 总之，calotype代表了摄影历史上的一个重要时刻。它的引入不仅推动了媒介的技术能力，还为艺术表现开辟了新的途径。今天，calotype的遗产仍然存在，现代摄影师继续探索技术精确性与艺术诠释之间的平衡。理解calotype的重要性使我们能够欣赏摄影丰富的历史及其在数字时代的持续演变。