1.

Conference Proceedings
Conference Proceedings
1. Design,tolerancing,and certification of a null corrector to test 8.4-m mirrors
Sasian,J.M. ; Lerner,S.A. ; Burge,J.H. ; Martin,H.M.
Pub. info.: Optical fabrication and testing : 26-28 May 1999, Berlin, Germany.  pp.444-448,  1999.  Bellingham, WA.  SPIE - The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 3739
2.

Conference Proceedings
Conference Proceedings
2. Certification of a null corrector via a diamond-turned asphere:design and implementation
Sasian,J.M. ; Lerner,S.A. ; Burge,J.H.
Pub. info.: 18th Congress of the International Commission for Optics : Optics for the next millennium : 2-6 August, 1999, San Francisco, California.  pp.284-285,  1999.  Bellingham, Wash..  SPIE - The International Society for Optical Engineering
Title of ser.: Proceedings of SPIE - the International Society for Optical Engineering
Ser. no.: 3749