兩款Canon EF 85mm 中望遠定焦人像鏡試用心得| DIGIPHOTO-用 ... 2011年6月9日 ... Planar 85mm f/1.4也是一支脾氣有點怪的鏡頭，它在最大光圈的解析度並不高，反差 也不高，但縮小光圈後會變得非常好（實際上多數大口徑人像 ...
Best portrait lenses: 8 tested | News | TechRadar At the other end of the scale, lenses such as the Canon EF 50mm f/1.8 cost a mere £80/US$120/AU$130, but ... Portrait lenses aren't just about large apertures .
