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Steve61 www.juzaphoto.com/p/Steve61 ![]() |
![]() | Sigma 120-300mm f/2.8 EX DG HSM Pros: very versatile and sharp lens even at room temperature, good contrast and focus. not very fast yet accurate AF with the Canon 30D and 1DIII. maintains excellent prstazioni also with 1.4X canon Cons: apart from the weight that feels to bring her in and not use freehand (well balanced) I noticed a decadiemnto prestazoni of AF with the 7D (new AF module Caon and old firmware sigma?). my copy loses much blows when multiplied with 2X sigma but I still have not figured out if it's all his fault. Opinion: in all a great lens both in absolute terms and in value for money. is not put into crisis even from extremely dense sensor of the 7D (at least not known anything 30x45 prints that I did for a show a couple of years ago, I did not get ther). only real problem the lack of precision AF with the 7D maybe baterebbe a aggornamento firmware but I prefer to keep her well with 1DIII sent on October 18, 2012 |
May Beauty Be Everywhere Around Me