The Sigma USB Dock ($59 direct) is an inexpensive accessory that allows you to take full control over the performance of your Sigma lenses. It's compatible with recent glass that's part of the company ...

RONKONKOMA, N.Y., June 18, 2020 (GLOBE NEWSWIRE) -- Sigma Corporation today made the following announcements: - TC-1411 magnifies lens focal length by 1.4x. - TC-2011 magnifies lens focal length by 2x ...

So I purchased one of the new Sigma 18-300mm F3.5-6.3 DC MACRO OS HSM Contemporary lenses for my Canon T1i and the USB dock to make adjustments/updates. There is some definite back focusing at middle ...

Sigma has confirmed in a statement that its current lenses will work on the new Nikon Z7 mirrorless camera via the FTZ adapter without any issues. Interchangeable lenses that do not incorporate an AF ...

The Sigma USB Dock ($59 direct)($42.00 at Amazon) is an inexpensive accessory that allows you to take full control over the performance of your Sigma lenses. It's compatible with recent glass that's ...

Software : Focus Adjustment If you've got a focus issue with your lens and body combination you can adjust the lens to correct it. Some higher-end bodies support in-camera focus adjustments, but they ...

Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 14 years, which has given me a front row seat for the changeover from DSLRs to mirrorless cameras, ...