Posts Made By: Jim Zeleny

Although I'm not actually waiting for anything from ap, I thought I would be first in the line this time! I'm interested in comparisons between old and new ap lenses.

I believe we met at Mount Kobau in 1988. Saw your licence plate in Sky and Tel a few months ago. If you see this contact me. [email protected]

They can be fabricated from "Delrin" a type of machinable plastic using an engine lathe. Alternately, UHMW (high density polyethylene) can be used with good results. This is a simple machining job compared to making anything from metal so someone at a high school or college machine shop might be happy to help you make them.