Hacking ensued. The lens in question was a Sigma 15-30mm f/3.5-4.5 EX DG, built to work with a Sigma camera using the SA mount. As it turns out, the SA mount is actually based on the Canon EF ...

Panasonic has announced a manual focus, fixed aperture 26mm F8 lens to go with the S9, it's also said it's working on an ...

If you want to take pictures of tiny things close up, you need a macro lens. Or a microscope. [Nicholas Sherlock] thought “Why not both?” He designed a 3D-printed microscope lens adapter that ...

MD, Mount Sinai School of Medicine of the City of New York PhD, Biomedical Sciences, The City University of New York Mount Sinai Medical Center BA, Anthropology, State University of New York at ...

Since they represent a significant investment, our expert reviewers have made sure to note what they liked about each lens, as well as any negatives to be aware of. Kimberley Lane is a landscape ...

Zachary McCormick, MD is a board-certified specialist in both Pain Medicine and Physical Medicine & Rehabilitation (PM&R). He focuses on the diagnosis and treatment of spine and musculoskeletal pain ...

I completed my fellowship training in Mohs micrographic surgery at MSK. Mohs micrographic surgery is a precision technique that we use to surgically remove skin cancer. It is usually reserved for ...

John W. “Jack” Reid, M.D., ’43 and Josephine L. Reid Endowed Professorship in Surgery ...