Still image shooting functions - Nikon D4 - Imaging Products The D4 aligns its 15 cross-type sensors in the central viewfinder area to detect contrast in both vertical and horizontal lines for better AF performance.
Nikon | Imaging Products | Nikon D4 Newly developed Nikon FX-format CMOS sensor with 16.2 effective megapixels [NEW]: The D4 employs a newly developed Nikon FX-format CMOS sensor ...