网站首页  汉语  德语  英语

请输入您要查询的英文单词:

 

单词 back focus
释义

Definition of back focus in English:

back focus

noun
Photography
  • The distance between the back of a lens and the image of an object at infinity.

    〔摄〕后焦点

    Example sentencesExamples
    • If the focal length is positive and the back focus B is longer than the focal length, the result is a reversed telephoto, or retrofocus.

Definition of back focus in US English:

back focus

noun
Photography
  • The distance between the back of a lens and the image of an object at infinity.

    〔摄〕后焦点

    Example sentencesExamples
    • If the focal length is positive and the back focus B is longer than the focal length, the result is a reversed telephoto, or retrofocus.
随便看

 

雅致网英汉双解词典包含236457条英汉翻译词条,涵盖了常用英语单词及词组短语的翻译及用法,是英语学习的必备工具。

 

Copyright © 2002-2024 53pku.com All Rights Reserved
更新时间:2025/6/19 21:47:02