See what Bloomberg reports:-http://www.bloomberg.com/news/2011-09-07/canon-clinging-to-mirrors-means-opportunity-for-sony-cameras.htmlSome quotes:-"The two Tokyo-based companies use mirrors in all cameras with interchangeable lenses, a technique Sony Corp. (6758) is shifting away from. As a result, Canon and Nikon’s combined share of the Japanese market has fallen by 35 percent, while Sony’s
