The Sigma 24-60mm F2.8 EX DG Lense is one of sigma's latest professional lens creations. Although simple in design, the overall lens offers a stunning array of ...
Nov 19, 2019 · That's a good question. In the past, you have the send the lens to Sigma to have the firmware updated. I don't know if there is anyway you can ...
Apr 3, 2024 · Looking for a f/2.8 zoom lens in the range ... But seems that they are internal focus, but all of the have a front element that extends outward ...
so i was looking at these converters: quantaray 2x af tele-converter, sigma 2x tele-converter ex apo, and the canon extender ef 2x II. in that order because of ...
I was wondering why my M42 adapter on an old Chinon lens was not working with the teleconverter. Thank you! [C/\GE] Tue Oct 26 04:58:31 PDT 2004.