As reported on DP Review Nikon have announce the arrival of the D7100. From initial impressions it looks like a serious upgrade. Nikon describe it at their flagship DX model and is the first Nikon to not contain a optical low pass filter or OLPF. It has 51 AF points with a 24.1MP CMOS sensor. It can shoot at a maximum of 6fps and supports 1080 60i/30 video recording.
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