TY - GEN
T1 - Incoherent optical spatial image processing
AU - Paturzo, Melania
AU - Ferraro, Pietro
AU - Zlotnik, Alexander
AU - Zalevsky, Zeev
PY - 2009
Y1 - 2009
N2 - In this paper we present a new configuration for real-time spatial image processor that is based upon an imaging setup in which a grating with Fourier coefficients with tunable phase is attached to the object plane. The illumination that is used for the proposed concept is spatially incoherent. By proper adjusting of the magnification of the imaging system to the spatial period of the grating and the sampling grid of the camera, the aliasing effect due to the digital sampling realizes a non uniform and tunable spectral distribution (a filter) that is applied over the spectrum of the object.
AB - In this paper we present a new configuration for real-time spatial image processor that is based upon an imaging setup in which a grating with Fourier coefficients with tunable phase is attached to the object plane. The illumination that is used for the proposed concept is spatially incoherent. By proper adjusting of the magnification of the imaging system to the spatial period of the grating and the sampling grid of the camera, the aliasing effect due to the digital sampling realizes a non uniform and tunable spectral distribution (a filter) that is applied over the spectrum of the object.
KW - Optical signal processing subsystems
UR - http://www.scopus.com/inward/record.url?scp=70549098832&partnerID=8YFLogxK
U2 - 10.1007/978-3-642-10442-8_11
DO - 10.1007/978-3-642-10442-8_11
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AN - SCOPUS:70549098832
SN - 364210441X
SN - 9783642104411
T3 - Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
SP - 86
EP - 94
BT - Optical SuperComputing - Second International Workshop, OSC 2009, Proceedings
T2 - 2nd International Workshop on Optical SuperComputing, OSC 2009
Y2 - 18 November 2009 through 20 November 2009
ER -