optical system

汉语翻译

【计】光学系统
【化】光具组

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
The optical system of the eye stimulate cell of the retina.
眼睛的视觉系统刺激视网膜内的细胞。