Structured dark-field imaging for single nano-particles
Chen Jiana), Gao Kun†a), Wang Zhi-Lia), Yun Wen-Bingb), Wu Zi-Yuc)
       
(a) Simulated SDFI curves of individual holes with sizes of 6 μm, 8 μm, 10 μm, and 12 μm. (b) Corresponding SDFI curves measured with the optical setup.