Announcement of the SIGMA Contemporary 50mm F1.4 CL DG

The Contemporary 50mm F1.4 CL DG lens for L-mount and E-mount has been announced alongside the SIGMA fp II. 50mm F1.4 CL DG | ...
ePHOTOzine

New Sigma 50mm F1.4 CL DG Contemporary Is a Compact Metal Prime Lens

Sigma has announced the 50mm F1.4 CL DG Contemporary, the first lens in a new lineage of primes within its I series. The lens combines a bright F1.4 aperture with a compact metal body, smooth bokeh ...
Imaging Resource

Sigma Announces Vintage-Style 50mm F1.4 CL DG Contemporary Lens

Imaging Resource is reader-supported. When you buy through links on our site, we may earn an affiliate commission. How this works. Sigma has announced the 50mm F1.4 CL DG Contemporary, a full-frame ...
Fleet Owner

The impact of API CL-4 engine oil on fleet maintenance, fuel economy, and uptime

Tanks and bottles of heavy-duty diesel engine oil throughout North America will soon look a little different. The American Petroleum Institute (API) plans to officially roll out its next heavy-duty ...