More about these shortly. In the past, Sigma, Tamron, Zeiss (for both Contax and Rolleiflex), Minolta, Mamiya, Nikon and Olympus have all built mirror telephoto lenses. A mirror lens – also call ...

Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 13 years, which has given me a front row seat for the DSLR to mirrorless transition, the ...

Images, and the devices that capture them, are my focus. I've covered cameras at PCMag for the past 13 years, which has given me a front row seat for the DSLR to mirrorless transition, the ...

"With an angle-of-view ranging from 65 to 35 degrees, combined with auto-focused and zoom capability, this lens can serve triple duty over the focal lengths of wide/normal/portrait and is ...

Zone focusing can save you time fiddling on your manual focus lens and help you achieve sharp focus much faster.