1Ds Mark IV 背照式CMOS 有可能嗎?

canon rumors 有消息指出1Ds Mark IV 用新技術
1Ds Mark IV Specifications
Full HD video and backlit 29.6MP Digic V
AVHCD
Back lit CMOS sensor effectively doubles the sensitivity of sensor.
6666×4444 pixel sensor becomes the highest resolution 35mm sensor
Back lighting of the sensor improves peripheral performance with ultrawide lenses
Combining hybrid phase difference and contrast detect AF using the main image sensor
High speed phase difference AF and high accuracy contrast detect for high speed AF performance
Hybrid viewfinder. Normal SLR with mirror down or OLED EVF display during liveview mode
5.5FPS in normal mode
7.5MP Liveview mode @30fps
1080/30P and 720/60P
Same physical design

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http://www.canonrumors.com/