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Monday, September 22, 2008

Fujifilm Announces Super CCD EXR

dpreview: Fujifilm announces new generation of its Super CCD. The new Super CCD EXR offers three main changes from previous Fujifilm sensors:

  1. A new arrangement of the mosaic color filter
  2. A new method of pixel binning
  3. A double exposure HDR mode

The first two changes are somewhat connected, as shown in the picture below:



The third change is dual exposure HDR, similar to one appeared in CMOS sensors. The two exposures are combined together into a high dynamic range picture. With slower CCD readout speed I assume this is harder to implement, but it looks like Fujifilm engineers managed to to it.

Actually, dual exposure CCDs for security have been available for a long time. But Fujifilm is the first to expand the concept to consumer market.

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