So I got a cheap lens (Phoenix 19-35mm f/3.5-5.6) at a thrift store, and also picked up a Tamron 24-80mm f/something (don't recall right now) Was going to keep only one, but would like to do a ...

The sharpness tests for this review were carried out using a real-world subject rather than a test chart. The Canon EF 400mm f/4 DO IS II USM lens was attached to a Canon EOS 5DS body, which in turn ...

The key to remaining mentally sharp and physically fit in old age might be a brain exercise used to expose Cold War-era spies. In the mid- to late-20th century, American officials were wary of Russian ...

Founded in 1957, Kawasumi Laboratories Inc. was Japan’s first manufacturer of disposable plastic medical devices for blood transfusion and collection purposes. Among their range of plasmapheresis and ...