ECE 299 Holography and Coherent Imaging Lecture 2 Reconstructed wavefronts and communications theory David J. Brady Duke University Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Outline Holographic processes 4F systems Off axis holography Simulation of off axis holography Coding and holography Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
The Holographic Process Defocusing or spatial frequency dispersion of the image Hologram recording Reconstruction Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Dispersion Process Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Dispersion Process Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Dispersion Process Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
2. Recording the Hologram Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
3. Reconstruction Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
4F systems Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Off axis holography Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Spatial spectrum of off axis hologram Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Reconstruction of off axis hologram Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Experiment Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Modern Off Axis Holography Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Reconstruction Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Off axis hologram simulations Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Diffracted Field www.disp.duke.edu/~dbrady/courses/holography Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Hologram www.disp.duke.edu/~dbrady/courses/holography Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Reconstruction refAngle=Pi/20 Prop distance=7 mm Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Prop 5 mm www.disp.duke.edu/~dbrady/courses/holography Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Prop 1 mm www.disp.duke.edu/~dbrady/courses/holography Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Prop -5 mm www.disp.duke.edu/~dbrady/courses/holography Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Prop -7 mm www.disp.duke.edu/~dbrady/courses/holography Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Coding in off axis holograms Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Coding in off axis holograms Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Psuedo-random coding holography Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography
Reconstruction from pseudo-random reference Lecture 2. Leith Upatnieks Holography www.disp.duke.edu/~dbrady/courses/holography