Abstract
Approximate filters based on a phase-only filter for reliable recognition of objects are proposed. Good light efficiency and discrimination capability close to that of the optimal filter can be obtained. Computer simulation results are presented and discussed.
Original language | English |
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Pages (from-to) | 978-980 |
Number of pages | 3 |
Journal | Optics Letters |
Volume | 19 |
Issue number | 13 |
DOIs | |
State | Published - Jul 1994 |
Externally published | Yes |