Report on design and development of an automatically focusing 40-inch f/5.0 distortionless telephoto and related lenses for high altitude aerial reconnaissance
By: Optical Research Laboratory, Harvard University
Series: O.S.R.D. report -- no. 6017; Section 16.1 report -- no. 119
Publisher: Office of Scientific Research and Development, National Defense Research Committee
Published: 1945
Place of publication: Washington, D.C.
Language: eng
Number of pages: 232
Subjects: Photographic lenses; Aerial photography
Other titles: Automatically focusing 40-inch f/5.0 distortionless telephoto
Notes: Cover title: An automatically focusing 40-inch f/5.0 distortionless telephoto.

Contract no. OEMsr-474, December 31, 1945.

Includes bibliographical references.