On Wednesday 26 February 2003 12:24 pm, Peter L. Peres wrote: > On Wed, 26 Feb 2003, Alan B. Pearce wrote: > > *>Or a piece of cooking cling film from the wife's kitchen - even > cheaper that *>way :))) > > Rule of thumb in optics: never save money if you don't have to. The > cling film is birefringent and of uneven thickness. It will blur > the image even if taut. Yes, I just tried this. I think the microscope slide idea is better, but I'll have to figure out how to keep it attached. It looks like a 2x3 inch slide could just be taped on. Now I need to find these things... -- Ned Konz http://bike-nomad.com GPG key ID: BEEA7EFE -- http://www.piclist.com hint: PICList Posts must start with ONE topic: [PIC]:,[SX]:,[AVR]: ->uP ONLY! [EE]:,[OT]: ->Other [BUY]:,[AD]: ->Ads