Why do XDCAM HD camcorders have 1/2-inch type CCDs instead of 2/3-inch?

The XDCAM HD system was designed to meet the urgent requests from customers for affordable, professional HD production with interchangeable lenses. The choice of 1/2-inch type image sensors enables Sony to deliver three distinct classes of professional HD production: Sony HDV™ 1080i camcorders use 1/3-inch, XDCAM HD camcorders use 1/2-inch and HDCAM® camcorders use 2/3-inch type sensors. More.

The XDCAM HD system was designed to meet the urgent requests from customers for affordable, professional HD production with interchangeable lenses. The choice of 1/2-inch type image sensors enables Sony to deliver three distinct classes of professional HD production: Sony HDVâ„¢ 1080i camcorders use 1/3-inch, XDCAM HD camcorders use 1/2-inch and HDCAM® camcorders use 2/3-inch type sensors. More.

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