Opticallimits

http://www.lensrentals.com/blog/2012/04/...comparison



Stellar result with 30 f2,8 sigma (that I've on 5n and it's really sharp corner to corner at 2,8) but not from 24 f1,8 wide open (it's worst than 16 f2,8 <img src='http://forum.photozone.de/public/style_emoticons/<#EMO_DIR#>/blink.gif' class='bbc_emoticon' alt=':blink:' /> , here 30 f3,5 it's a good lens even wide open ......mmmmm, there's something strange <img src='http://forum.photozone.de/public/style_emoticons/<#EMO_DIR#>/biggrin.gif' class='bbc_emoticon' alt='' />

[quote name='gianluca' timestamp='1335817871' post='17895']

http://www.lensrentals.com/blog/2012/04/...comparison



Stellar result with 30 f2,8 sigma (that I've on 5n and it's really sharp corner to corner at 2,8) but not from 24 f1,8 wide open (it's worst than 16 f2,8 <img src='http://forum.photozone.de/public/style_emoticons/<#EMO_DIR#>/blink.gif' class='bbc_emoticon' alt=':blink:' /> , here 30 f3,5 it's a good lens even wide open ......mmmmm, there's something strange <img src='http://forum.photozone.de/public/style_emoticons/<#EMO_DIR#>/biggrin.gif' class='bbc_emoticon' alt='' />

[/quote]





Just goes to show you can't these "numbers" (even on this photozone as) as gospel truth.



Images speak for themselves.