了解镜头镜头的分类镜头是相机上的关键部件,镜头直接决定了拍摄画面的成像效果,因此镜头倍受摄影人的关注。镜头焦距是照相机镜头性能的主要指标,因此根据镜头焦距的长短可以将镜头分成不同的类型,通常有鱼眼镜头、超广角镜头、广角镜头、标准变焦镜头、中长焦 Understand the classification of the lens The lens is the key component of the camera, the lens determines the imaging effect of the shooting screen, so the lens much photographer’s attention. Lens focal length is the main performance of the camera lens index, so the length of the lens according to the length of the lens can be divided into different types, usually fisheye lens, ultra-wide-angle lens, wide-angle lens, standard zoom lens, telephoto