プロジェクタ
http://japanese.engadget.com/2008/07/30/dell-1-1lbs-led-projector/
http://www.watch.impress.co.jp/av/docs/20061011/epson1.htm
http://www.watch.impress.co.jp/av/docs/20061005/dg72.htm?ref=rss
http://www.watch.impress.co.jp/av/docs/20050909/pana.htm
http://www.watch.impress.co.jp/av/docs/20050909/sanyo.htm