Interesting tests of Canon Sigma and Zeiss ultrawides on Canon 1Ds

[ygs]

Hello all,

I've just found a couple of links where a private
person published his test results.

IMO, extremely interesting pages with simple
conclusions.

First tests:
http://www.16-9.net/1740.html

Just posted tests:
http://www.16-9.net/ultrawides/

Yuri