Quote Originally Posted by Megrez View Post
I too blame collectors. If you look on Ebay, you will frequently see lenses for sale without the mounting ring. A user would want to but the lens complete with the mounting ring, so they can use it. Many collectors don't see the significance of attaching the lens to anything. Recognising this generalisation, take that information, look on Ebay and you can soon pick up who the collectors are.
Perhaps not the guys selling all those lenses.
First, because collectors collect, and not distribute.
Second because all those lenses were bought in the first place for the mounting rings they camwe with. The mounting ring secured, the superfluous lens will be sold again.