A photoelectric focus and seeing monitor solar telescopes /

Reprinted from Applied Optics, Vol. 5, No. 2, pp. 301-304, February 1966.Research from the Space Physics Laboratory, Air Force Cambridge Research Laboratories, Office of Aerospace Research, United States Air Force, L.G. Hanscom Field, Bedford, Massachusetts.Space Physics Laboratory Project 7649."July 1966."Includes bibliographical references.Mode of access: Internet