Tag: Circular diaphragm

Commack, NY—Tamron launched the SP 70–200mm f/2.8 Di VC USD G2 (model A025), a fast telephoto zoom lens for full-frame and APS-C digital SLR...

While the imaging world has been transfixed by awesome developments in sensor and image-processing technology, the 4K video revolution and advances in on-sensor phase-detection...

With increasing numbers of point-and-shooters moving up the ranks to acquire DSLRs and mirrorless compact system cameras (CSCs), and hordes of committed enthusiasts expanding...