nwafan20
2007-02-06, 04:08 PM
How your Canon lens is made (If you have a 500 F/4 L ;))
http://web1.canon.jp/camera-museum/tech ... index.html (http://web1.canon.jp/camera-museum/tech/l_plant/index.html)
http://web1.canon.jp/camera-museum/tech ... index.html (http://web1.canon.jp/camera-museum/tech/l_plant/index.html)