The Voigtlander 40mm f2.0 SL-II for both Nikon ($489) and Canon EOS ($539) mount cameras shows that the 40mm f2.8 lens could have been an f2.0 if Canon wanted to raise the price a bit.  Of course the build quality of a Voigtlander is in a different class then the 40mm f2.8 with it’s all metal […]