Optical tomography from focus
Optics Express, Vol. 15, Issue 12, pp. 7381-7392 (2007)
http://dx.doi.org/10.1364/OE.15.007381
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Abstract
A model and a method providing a 3D reconstruction of a given translucent object from a series of image acquisitions performed with various focus tunings is proposed. The object is imaged by transmission; refraction, reflection and diffusion effects are neglected. It is modeled as a stack of translucent parallel slices and the acquisition process can be described by a set of linear equations. We propose an efficient inversion technique with O(n) complexity, allowing practical applications with a simple laptop computer in a very reasonable time. Examples of results obtained with a simulated 3D translucent object are presented and discussed.
© 2007 Optical Society of America
OCIS Codes
(100.3020) Image processing : Image reconstruction-restoration
(100.3190) Image processing : Inverse problems
ToC Category:
Image Processing
History
Original Manuscript: December 7, 2006
Revised Manuscript: January 17, 2007
Manuscript Accepted: February 15, 2007
Published: June 1, 2007
Citation
Frédéric Truchetet and Olivier Laligant, "Optical tomography from focus," Opt. Express 15, 7381-7392 (2007)
http://www.opticsinfobase.org/oe/abstract.cfm?URI=oe-15-12-7381
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