Earlier today, Sigma broadcasted a livestream wherein it gave updates on its mirrorless lens development efforts. The 30-minute detailed covered a number of topics regarding its ongoing efforts to develop more lenses for mirrorless camera systems, but one of the most interesting bits was a little tease of a forthcoming ‘DG DN Sports’ zoom lens at the 25:25 time mark. Yasuhiro Osone…

Using physical glass elements for camera lenses has been at the core of imaging technology for centuries, but MIT engineers have now fabricated a new “metalens” that can focus on objects at multiple depths without changing its physical position or shape. This new lens is not made out of solid glass, but transparent “phase-changing” material that can rearrange its atomic structure when…