Allen Thomson wrote:
Anybody know what mirror the story is talking about? The actual Hubble
primary is considerably bigger.

+++++++++++++

http://www.unm.edu/~market/cgi-bin/archives/001283.html


The original Multiple Mirror Telescope (built in Arizona in 1979) had
six surplus 72-inch mirrors that were supplied by the U.S. Air Force.
The six mirrors were replaced by a single 6.5 meter mirror in 2002.

http://amazing-space.stsci.edu/resou.../mmt/index.php

Maybe the mirror in your article was one of the original MMT mirrors?

-Rusty