From the Manufacturer:
The FinePix Z800EXR features a Super CCD EXR that provides superior picture quality, enabling a “3-in-1” sensor combination of Fine Capture Technology (High Resolution), Pixel Fusion Technology (High Sensitivity & Low Noise), and Dual Capture Technology (Wide Dynamic Range). With an innovative color filter array and image processing technology, the EXR ensures an advanced reproduction in imaging with exceptionally balanced quality.
EXR AUTO - Extreme Point-and-Shoot
Capture image just as your eye sees it. The EXR AUTO not only automatically recognizes the scene and selects the ideal shooting mode, but also switches the sensor to the perfect capture mode for the conditions.
EXR Priority - Extreme Creativity
With EXR Priority, you can manually switch the sensor to one of three capture modes. Just like your eye prioritizes different functions for optimal viewing of different scenes, each EXR mode uses a different approach to change how the sensor captures the image.
Super Intelligent Flash
The Super Intelligent Flash lets you take macro shots with the ideal balance of flash output and sensitivity. Integrated in the Auto mode, this next-generation flash system captures both the subject and background in bright, clear details over the full flash range include ultra close-ups.
HDTV-Compatible Photos & Video
Able to capture both photos and movies in high-definition 16:9 format, FinePix Z800EXR lets you discover the impact of full-screen HDTV image display.