Abstract: An optical processing system is described that allows rapid evaluation of derivatives and partial derivatives by means of optical Fourier transformation. In embodiments, separate filtering steps are used to provide phase and amplitude changes.
Type:
Grant
Filed:
March 10, 2008
Date of Patent:
December 17, 2013
Assignee:
Optalysis Ltd.
Inventors:
Nicholas James New, Andrew John Lowe, Timothy David Wilkinson, John Robert Brocklehurst