The Nikon D4s is a professional level DSLR designed for photographers who want maximum image capturing capability and performance dependability.
The high eye point viewfinder is large, comfortable and bright. The highly customizeable 51 point autofocus system features Nikon's industry leading predictive focus tracking and now features a new autofocus area mode for Group Area AF that enables the use of five AF sensors grouped as a single AF spot. Live View autofocus modes include Face Priority AF. Exposure metering is incredibly good with Nikon 3D Color Matrix Metering III using a 91,000 pixel color sensitive TTL meter that factors in distances information from compatible lens. The high reliability high performance shutter and mirror run at up to 11 frames per second with minimal mirror blackout time and vibration due to an improved mirror balancer. The FX full-frame 16.2 MegaPixel low noise CMOS sensor is extremely sensitive offering ISO's up to 409600 in the expanded range. The Nikon EXPEED 4 image processor chews through maximum resolution images at high speed and Full HD video at up to 60 fps and huge image buffer meaning you'll be waiting on you subject matter not your camera.
In addition to outstanding image capture capabilities the D4s features numereous extra touches that set it apart. A built-in gigabit ethernet port allows robust reliable image transfer and distribution without interferance concerns and Wi-Fi transmiters are availible also. The magnesium alloy body is weather sealed against dust, moisture, and electromagnetic interfenece. Many menu buttons and the top status panel are backlit for easier night shooting. The bottom features an improved integrated vertical grip and second shutter release button which makes shooting in portrait orientation more comfortable and allows for a more stable stance. It's hard to overstate just how oustanding this camera is for sports, photojournalism, nature, and action photography but it's also great for industrial and general photography.
Designed for the professionals, the multimedia powerhouse Nikon D4s DSLR forms a balance between superior resolution, sensor size, image processing, and ISO. The D4s delivers a 16.2 megapixel FX format CMOS (36 x 23.9 mm) sensor paired with the phenomenal EXPEED 4 image processor. Together they concert stunning vibrant colors, natural depth, subtle nuanced tones from black to snow white and smoother gradations. The D4s features a comprehensive ISO expandable to 409,600 for awkward lighting conditions, 11 fps continuous shooting, refined 51-point AF system with 3D tracking, and 30-1/8000 sec shutter speed. The D4s is furnished with intuitive control design, and multiple connectivity options.
Nikon D4s DSLR exterior and mirror box are constructed with strong, but lightweight magnesium alloy giving comfort and control. Nikon has taken extensive measures to create a body to protect against invasive mositure, dust and electronmagnetic interference.