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focal distance

/ˈfəʊkəl ˈdɪstəns/

翻译: 镜头(或透镜)到成像面(感光元件或胶片)之间的距离,当被摄物体处于清晰对焦状态时,通常以毫米为单位;它决定视角大小和成像放大倍率。

1 个条目

phrase

/ˈfəʊkəl ˈdɪstəns/C1formaltechnical
  • zh镜头(或透镜)到成像面(感光元件或胶片)之间的距离,当被摄物体处于清晰对焦状态时,通常以毫米为单位;它决定视角大小和成像放大倍率。

The distance between the lens and the image sensor (or film) when the subject is in sharp focus, typically measured in millimeters. It determines the angle of view and magnification of the image.

  1. Optical measurementC1formal

    The distance between the lens and the point where light rays converge to form a sharp image.

    zh焦距

    • The photographer adjusted the lens to change the focal distance.
    • A shorter focal distance creates a wider field of view.
    • The focal distance of this camera lens is 50 millimeters.