Nikon's Close Range Correction system. This employs floating lens groups which are said to better correct aberrations when shooting at close focusing distances. To date it has been used in a range of Nikkor lenses, from fisheye to macro models.
On sale: 14th Feb
We introduce the new and improved look of What Digital Camera with 102 camera reviews, while in a high-resolution battle, the Sony A7R and Nikon D800E go head to head, plus we've put together an essential guide to Wi-fi.
Which of the new cameras announced so far this year are you most excited about?
It may take 15 minutes for the system to update.