What about attaching the gnomon to the building and have it hang outside of the protective cover?
John L. Carmichael Jr. 925 E. Foothills Dr. Tucson Arizona, USA Tel: 520-696-1709 Email: [EMAIL PROTECTED] Sundial Sculptures Website: http://www.sundialsculptures.com Stained Glass Sundials Website: http://advanceassociates.com/Sundials/Stained_Glass ----- Original Message ----- From: "J.Tallman" <[EMAIL PROTECTED]> To: <[email protected]> Sent: Monday, August 04, 2003 9:11 AM Subject: Re: Rod Gnomon Hole Placement > Hi John, > > Perhaps I was a bit too general in my last posting, because I can see > problems if the protective acrylic window was bowed and not perfectly flat. > Looking at some of the replacement windows in my garage door, the acrylic > ones are not as flat as the glass ones, and I would assume that the rays are > shifted as a result. Actually there are optical imperfections in automotive > glass too, if you really think about it. > > I would say that if the outer protective window was of good quality and > flat, it probably would not pose a problem...but I don't know about putting > the gnomon on the outside of it. That is probably best discouraged as far as > the "glassers" go. > > > Jim > > > - > -
