| 释义 |
〔infinity〕A distance setting, as on a camera, beyond which the entire field is in focus.无限远标志：一个距离的设定，比如在照像机上，表示整个场景都在焦点内〔infinity〕A range in relation to an optical system, such as a camera lens, representing distances great enough that light rays reflected from objects within the range may be regarded as parallel.（聚焦区）无限远：与光学系统（如照像镜头）有关的一个范围，表示距离是如此之远，以至于从在这一距离的物体上反射回来的光可以视为平行光线 |