На
http://www.luminous-landscape.com/re...announce.shtml пишут, что 24-105 будет стоить около 1250 $ и появится в сентябре:
"This is a fascinating new lens, that will appeal to a great many photographers. It covers the range of focal lengths that are most commonly used by many photographers, and includes a moderately fast constant aperture, and Image Stabilization. Price will be about $1,250 and the lens should become available in September."