I found a website some of you brainy dudes may want to explore...I had a post earlier about cool tubes...check this out, everything you could ever want to know about Light and glass.

http://www.abrisa.com/guide/glassproperties/


Good Technical info
custom39 Reviewed by custom39 on . Glass / Lighting I found a website some of you brainy dudes may want to explore...I had a post earlier about cool tubes...check this out, everything you could ever want to know about Light and glass. http://www.abrisa.com/guide/glassproperties/ Good Technical info Rating: 5