Sigma has produced a 18-35mm zoom lens with a constant f/1.8 aperture throughout the zoom range. While it only covers an APS-C sensor, Sigma is still the first to offer this kind of lens to DSLR users. [Read more…]
Holy cow! What a lens for APS-C shooters if this is for real.
The Sigma 18-35mm f/1.8 DC HSM lens appears to have leaked out ahead of an official announcement. The lens would be a boon to Nikon D7100 and Canon 7D shooters if this turns out to be real. With the crop factor taken into account, we would be looking at a field of view equivalent of a 27-52.5mm lens on a full frame camera.
And that’s at a constant f/1.8 aperture throughout the range! [Read more…]
The previously-delayed Sigma 120-300mm f/2.8 DG OS HSM lens has a newly listed ship date of May 15, 2013. It’s $3600, but it’s a constant f/2.8 throughout the zoom range. It is a beast of a lens. Hit the links below for more details.