On Sunday 08 February 2004 06:58 am, Stuart Hutchins wrote: > No professional grade instrument with a solid mirror uses glue to hold it > down. http://medusa.as.arizona.edu/mlab/lbtcast.html -- Michael Lindner http://www.starastronomy.org *** http://home.att.net/~mikel http://www.atmsite.org *** http://www.atmlist.net