results from the Canon EOS 5Ds R
have been added to the Canon EF 135mm f/2L USM Lens Review
The 135mm f/2 lens is notably absent from the third party lens lineup, leaving the Nikon 135 f/2 as the only directly comparable lens. Zeiss has an amazing MF-only alternative – here is that comparison
(1Ds III tests).
If 100mm f/2 can get the job done for you, the Canon EF 100mm f/2 USM Lens
could be considered a close-comparable with a more-affordable price. If shooting at f/2, the 135L will make you happier
has the Canon EF 135mm f/2L USM Lens