[Aquatica](http://www.aquatica.ca/) has released the specifications and renderings of their new housing for the Nikon D4 SLR. The new housing, which will be known as the AD4, will have access to both the Fn and Pv buttons that are situated on the front of the camera body, a new smoother operating lens gear, a new camera tray that indexes with a push-tab and a left-hand lever that adjusts the camera's ISO.

Shipping dates for the AD4 are still to be confirmed, and it will have a US retail price of $4,590.
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