Third-party lenses are sometimes looked down upon by the sort of photographers who insist you can only take a good photo if your lens says Canon or Nikon on it. But, not only do some outperform their ...
Up until now, zoom lenses have been limited to a maximum aperture of f/2.8 throughout their zoom range, but Sigma’s new lens maintains an f/1.8 constant aperture. This is two full stops brighter than ...
Ronkonkoma, N.Y. – Sigma introduced Thursday what it is calling the first F1.8 constant aperture zoom lens. Sigma’s 18-35mm F1.8 DC HSM (pricing to be announced later) is the latest addition to the ...