Canon Virtual Lens Tour
Just thought i would share this link with everyone of a virtual tour through Canon Lens Factory.
Rather interesting if you are wanting to find out where your money goes for the lucky few who get that little red ring around the end. 
http://www.canon.com/camera-museum/tech/l_plant/main.html
Dave
About Me
Thanks for viewing the blog. this is a group effort between myself and a couple of different photographers to help update the community on our shoots and the technology we use. Hope you find some of the information on here useful and look forward to reading your comments. Dave