Solar concentration by curved-base fresnel lenses
By: Ronald M. Cosby.
Contributors: United States. National Aeronautics and Space Administration.
Series: NASA contractor report ; NASA CR-2890; NASA contractor report -- NASA CR-2890.
Publisher: National Aeronautics and Space Administration; for sale by the National Technical Information Service
Published: 1977
Place of publication: Washington; Springfield, Va
Language: eng
Number of pages: 59
Subjects: Lenses.
Notes: Prepared by Ball State University under under contract NCAS-00127, Mod 4.

Issued Aug. 1977.

Includes bibliographical references.