Sigma 17-50mm F2.8 OS HSM
bdery , thank you for your reply? Are you talking about 17-70 lens? My question is about newly announced Sigma 17-50 F2.8. There is no exact older version of it. The closest one, but discontinued, is Sigma 18-50mm F2.8. But I believe it had a different optical design.
|Dirt Hose by poppyjk|
|European bee-eaters by drvanger|
from A Big Year - birds
|Fat Is Beautiful Guinea 2008 DP by MarioSS|
from - Fat is Beautiful - (Woman's Portrait n Black and White+ A Border)