A new circular fisheye lens for full-frame cameras as been spotted in the wild. The AstrHori 6mm f/2.8 is yet to appear on ...

But for users of Sigma's Global Vision lenses, like the 18-35-mm f/1.8, the service could release you from your camera brand shackles, should you want to move from Nikon to Canon, vice versa, or ...

Hacking ensued. The lens in question was a Sigma 15-30mm f/3.5-4.5 EX DG, built to work with a Sigma camera using the SA mount.

As the 43rd Z-mount lens, it's surprising to read that this is the first f/1.4 lens in the range, and the fast aperture prime is also more affordable than expected. Retailing for $599 / £649 / AU ...