On February 3, 2016, Sony announced a new camera, three new lenses, and two teleconverters. The media jumped all over the specs on the new Sony a6300 mirrorless camera, and with reason, but they all ...

Electrowetting lenses are widely applied in imaging 3D biological activities 1,2,3, beam shaping 4, correcting wavefront aberration 5, display 6, and drug delivery 7. One of their significant ...

Replay: Do we really need to keep using 35mm as our baseline for focal lengths, or is there a much better way? Why do we keep reading descriptions like ‘3.7 mm to 92.5 mm (equivalent to 28.8 mm to 720 ...

Using a zoom lens gives you a range of shooting options. Here we reveal some of the best EF-mount zoom lenses for Canon DSLRs ...