价格低廉的标准定焦镜头就可以使背景虚化得非常明显最平易近人的镜头可以大幅提升画面的表现力如果使用几只变焦镜头构建镜头系统,焦段的覆盖范围大多不成问题。在这样的情况下,大口径定焦镜头的价值就体现在变焦镜头无法媲美的大口径上了。如果摄影师为自己的摄影包中添加一只大口径定焦镜头,那么对人像摄影来说是非常有利的。利用镜头的大光 Affordable, low-cost fixed-focus lenses can make the background blurring the most accessible and most attractive pictures that can dramatically improve the expressiveness of the screen. If you use a few zoom lenses to build a lens system, the focal lengths of the coverage are generally not a problem. In such circumstances, the value of large-aperture fixed-focus lens is reflected in the zoom lens can not be comparable to the large caliber. If the photographer for their own camera bag to add a large-caliber fixed-focus lens, then the portrait photography is very beneficial. Use the lens of the big light