title: Considerations in the use of beryllium for mirrors.
abstract: Some practical problems associated with the use of beryllium as a mirror substrate material are analyzed, with particular emphasis on nonelastic strains that may affect mirror performance. Present information on the nonelastic behavior of beryllium is summarized.
authors.affiliation: Itek Corporation, Lexington, Massachusetts, USA.
authors.forename: W P
authors.initials: WP
authors.lastname: Barnes