Canon EF 2X与Tamron-F AF 2X MC7增距镜

的实拍比较

EF 400/2.8L IS USM @ 400mm+2X =800/5.6


EF 400/2.8L IS USM + EF 2X(全图)

EF 400/2.8L IS USM + Tamron-F 2X(全图)

EF 400/2.8L IS USM + EF 2X(局部未压缩)

EF 400/2.8L IS USM + Tamron-F 2X(局部未压缩)