[dcstep]

Originally Posted by Chewy734

Dave, I thought these videos were pretty cool... but, since you actually own this lens, I figured that you might appreciate these more.

http://blog.snapsort.com/2011/07/13/lens-manufacturing/

Yes, very cool. Thanks for thinking of me.

The 500mm f/4L IS is indeed on another level from my other L-series lenses.

Dave