the very interesting 450/4.5 Vivitar Series One mirror lens with a perical front element. http://photo.net/canon-fd-camera-forum/005cwr   ( 50 )   1080p - assumes a widescreen aspect ratio of 16:9 , implying a resolution of 1,920 pixels wide by 1,080 high. This resolution is similar to that of 2K digital cinema technology. Since