摄影画面要求因人而异,因创作或顾客的意愿不一,自然有不同的追求,其中画面的清晰度有些对象越清晰、明亮越“美”,而也有些目的物适度的模糊则更美,这就有了“柔焦”、“散焦”等影像的“产生”。柔焦有多种方式,如加用柔焦镜,后期制作放大时在放大镜头前加柔焦镜,还有最时尚的电脑制作时,施用模糊度“加柔”等等,但专用的DC散焦镜头(DC即是指Defocus- Photography requirements vary from person to person, due to different creative or customer’s intentions, of course, have different pursuits, including clarity of the screen some of the more clear the object, the more bright the “beauty”, but also some of the object of moderate blur more beautiful , There is “soft focus”, “defocus” and other images of “produce.” Soft focus has a variety of ways, such as the addition of soft focus lens, post-production zoom in front of the magnifying glass plus soft focus, as well as the most fashionable computer production, the application of ambiguity “plus soft” and so on, but dedicated DC Defocus lens (DC refers to the Defocus-