In this paper, cascading plamonic gratings were investigated. The angle dependent reflection spectrum of the proposed structure displays a resonance peak at a specific angle. The FWHM of the resonant peak is smaller than 2<sup>o</sup>.
© 2009 The Optical Society
(230.0230) Optical devices : Optical devices
(230.6120) Optical devices : Spatial light modulators
(240.0240) Optics at surfaces : Optics at surfaces
(240.6680) Optics at surfaces : Surface plasmons
C. M. Wang, Y. C. Chang, and D. P. Tsai, "Spatial Filtering by Using Cascading Plamonic Gratings," in Conference on Lasers and Electro-Optics/International Quantum Electronics Conference, OSA Technical Digest (CD) (Optical Society of America, 2009), paper JTuD124.
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