Tamron 12-20mm F2.8 Puts a Full-Frame 12mm Zoom in a 570-Gram Body, With No Front Filter Thread
Tamron has announced the 12-20mm F2.8 (Model A084), a fast ultra-wide zoom for Sony E-mount and Nikon Z full-frame mirrorless. The number that matters is the wide end: 12mm on a full-frame sensor is a 122-degree diagonal field of view, and holding F2.8 across …