Design of a variable-focal-length optical system
Subtitle: final report
By: by Douglas Ricks and Robert B. Shannon.
Contributors: Shannon, Robert B.; United States. National Aeronautics and Space Administration.
Series: NASA contractor report -- NASA CR-175710.
Publisher: Optical Sciences Center, University of Arizona; National Technical Information Service, distributor
Published: 1984
Place of publication: Tucson, Ariz; [Springfield, Va
Language: eng
Format: Microform
Subjects: Zoom lenses -- Design and construction.; Astronomical instruments -- Design and construction.
Other titles: Design of a variable focal length optical system.
Notes: Distributed to depository libraries in microfiche.

Microfiche. [Washington, D.C. : National Aeronautics and Space Administration, 1985] 1 microfiche.