Affiliation
American Association of Variable Star Observers (AAVSO)
Fri, 10/30/2015 - 22:38
Does anyone know of a source for borosilicate glass, ideally in the USA? We had an inquiry from someone seeking this type of glass to cast a mirror. Arne Henden mentioned Ohara in Japan, who made the glass for the big spin-cast mirrors at the University of Arizona.
Thanks,
Elizabeth Waagen