Accession Number : ADD003775

Title :   Lens Testing Using Total Internal Reflection Holography.

Descriptive Note : Patent,

Corporate Author : DEPARTMENT OF THE ARMY WASHINGTON D C

Personal Author(s) : Hildebrand,Bernard P

Report Date : 14 Dec 1976

Pagination or Media Count : 9

Abstract : Accurate, rapid and inexpensive testing and inspecting of lens surfaces through holographic means requiring no beamsplitters, mirrors or overpower optics, and wherein a hologram formed in accordance with one aspect of the invention contains the entire interferometer and serves as both a master and illuminating source for both concave and convex surfaces to be so tested. (Author)

Descriptors :   *Patents, *Lenses, Surfaces, Internal reflection, Holography, Test methods, Low costs, Accuracy, High rate

Subject Categories : Optics

Distribution Statement : APPROVED FOR PUBLIC RELEASE