Bloch function and Lau effect

The Lau effect is explained in terms of an optical transfer function which resembles the Bloch functions in solid state physics. The Lau condition follows from the property of such a function. The intensity distribution on the defocussed image plane is also obtained.

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Bibliographic Details
Published in:Optics communications 1985-01, Vol.52 (6), p.377-379
Main Author: Sethuraman, J.
Format: Article
Language:English
Subjects:
Exact sciences and technology
Fundamental areas of phenomenology (including applications)
Imaging and optical processing
Optics
Physics
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Description
Summary:The Lau effect is explained in terms of an optical transfer function which resembles the Bloch functions in solid state physics. The Lau condition follows from the property of such a function. The intensity distribution on the defocussed image plane is also obtained.
ISSN:0030-4018
1873-0310
DOI:10.1016/0030-4018(86)90332-9