John,
In your work with stained glass, have you found it possible to do
anything useful or interesting using colored glass to project tinted
shadows? I know that sunlight coming into a church through a
stained glass window can project colored images on the
floor. But from what I have been able
Jack
I have found you have to be careful when selecting stained glass for
sundials. The gnomon will not throw a shadow on transparent glass, but
transparent glass will will project a coloured image on the floor.
When you look
through transparent glass you can see objects behind it clearly.
There was another reply to this post with which I
concur. I have worked glass for just about 30 years.
Being a Brit I grew up with old church glass.
Stained glass windows as in old churches were worked
with three applications.
1. Black tracing and brown matte: fired at 750C were
designed to
