The Nikon D4 is a professional digital SLR (DSLR ) from the Japanese manufacturer Nikon. It was presented on 6 January 2012 and replaced the Nikon D3S as the top model of the company from Nikon.
Important changes to its predecessor are a higher frame rate at full resolution, support for XQD memory card standards, a higher resolution and significantly higher sensor sensitivity, the ability to record HDR images as well as record video in full HD at 30 fps or 720p at 60 fps. The working area of the autofocus has also been extended to some controls are now backlit.
The D4 offers wireless and Ethernet support with the sending units WT -4 and WT- fifth
The camera is compatible with all Nikon Speedlights that support the Nikon i-TTL flash exposure. Compatible flash units are also offered by other manufacturers.
As was the case of the D3 older lenses can be used on the D4, but the lenses must have at least one aperture transmission according to the Ai- standard, previous lenses with F bayonet and aperture transmission only at the " Nikon fork " damage the camera side carrier which, in contrast to previous models can not be folded.
The D4 has a combined interface for cable release and a GPS receiver such as the Nikon GP-1 to allow geotagging of JPEG and NEF files. The GPS interface processes in addition to the GPS data and compass information ( Heading). This function is only used by Geotagger third party.
On February 25, 2014 Nikon announced as the successor to the D4 at the D4S. It differs, inter alia, of the D4 by the following features:
- Improved autofocus system
- An enhanced sensor, which also dissolves with 16.2 megapixels
- Increased ISO sensitivity from 100-25600 (expandable to 50-409600 )
- Increased continuous shooting speed of 11 frames / sec with auto-focus and exposure metering
- Full HD video at 60 fps
- EXPEED processor 4
- RAW files in smaller size (S- RAW)
- Ethernet port with 1000 Mbit / s
- A new battery EN- EL18a higher capacity for up to 3020 trips per battery charge