Nikon today has released a series new firmware updates for Nikon D810, Nikon D750, Nikon D500, Nikon D7200 and WT-7 wireless transmitter. These firmware updates fixed bugs for cameras and support the WT-7 wireless transmitter.
dpreview has posted several sample images of new announced Sigma 14mm f/1.8 DG HSM Art lens (Pre-production). These sample images are taken by Canon EOS 5Ds R DSLR camera. The price of Sigma 14mm f/1.8 DG HSM Art lens is not available yet. You can get notified when this lens available for pre-order online.
The new Sigma lenses: Sigma 14mm f/1.8 DG HSM Art Lens, Sigma 135mm f/1.8 DG HSM Art Lens, Sigma 24-70mm f/2.8 DG OS HSM Art Lens, Sigma 100-400mm f/5-6.3 DG OS HSM Contemoporary Lens is not available for pre-order yet. According to rumors, Sigma will release price in late March, 2017, after then, you will available for pre-order these new lenses. You can get instantly notified by e-mail when these new Sigma lenses are available for pre-order.
After announcement of Canon EOS 77D, Rebel T7i, and EOS M6, there are more and more talk about upcoming Canon EOS 6D Mark II. As rumored before, Canon EOS 6D Mark II will be officially announced in late Spring to early Summer (May or June), after NAB Show in April, 2017. And below are an update specs list of Canon EOS 6D Mark II: