Discussion: Zeiss 135mm f/2 APO-Sonnar vs Zeiss 100mm f/2 Makro-Planar
I expect to have the new Zeiss 135mm f/2 APO-Sonnar in my hands tomorrow.
Added to Guide to Zeiss is a discussion of the salient differences between the Zeiss 100/2 Makro-Planar and the 135mm f/2 APO-Sonnar.