佳能EF 50mm F1.8 STM标准定焦镜头是一款备受摄影爱好者青睐的人像利器，拥有极限光圈和分辨率，能够带来震撼人心的画面效果，尤其在虚化和散景表现上十分出色。这款镜头配备STM步进式马达，不仅在拍摄照片时能实现优秀的背景虚化，还能在视频拍摄中提供 ...

Canon's nifty fifty budget 50mm lens is now cheaper than ever as part of Amazon's Spring Sale The post Spring into action ...

[Dan K] had just such a lens from Sigma, but wanted to get it working fully with a camera using the Canon EF lens fitting. Hacking ensued. The lens in question was a Sigma 15-30mm f/3.5-4.5 EX DG ...

The taller the column, the better the lens performance. CA (Chromatic Aberration) is measured with any in-camera corrections switched off, as far as we can know anyway. Centrally, there is ...