ECE 299 Holography and Coherent Imaging

Lecture 11. Computer Generated Holograms

David J. BradyDuke University

Lecture 11. Computer Generated Holograms www.disp.duke.edu/~dbrady/courses/holography

Holographic projectors

Lecture 11. Computer Generated Holograms

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www.lightblueoptics.com

Digital holography and (1) hologram recording (2) hologram reconstruction

Lecture 10. Computer Generated Holograms www.disp.duke.edu/~dbrady/courses/holography

Wave transformation by diffractive elements

Lecture 10. Computer Generated Holograms www.disp.duke.edu/~dbrady/courses/holography

Geometric approximation for diffractive element

Lecture 10. Computer Generated Holograms

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Coding

Lecture 10. Computer Generated Holograms

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Indirect Coding

Lecture 10. Computer Generated Holograms

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Direct coding

Lecture 10. Computer Generated Holograms

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Direct Coding Strategy

Lecture 10. Computer Generated Holograms

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B.R. Brown and A.W. Lohmann (1969). "Computer-generated Binary Holograms". IBM Journal of Research and Development (IBM) 13: 160-168.

B. R. Brown and A. W. Lohmann, "Complex Spatial Filtering with Binary Masks," Appl. Opt. 5, 967-969 (1966)http://www.opticsinfobase.org/abstract.cfm?URI=ao-5-6-967

Lecture 10. Computer Generated Holograms

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Phase and amplitude coding

Lecture 10. Computer Generated Holograms

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Lecture 10. Computer Generated Holograms

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Phase and Amplitude Coding

Lecture 10. Computer Generated Holograms

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Phase and amplitude coding in the Fourier Plane

Lecture 10. Computer Generated Holograms

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