A far-field plasmonic lens according to the present invention comprises: a base substrate having a positive dielectric constant; and a nano structure array having a negative dielectric constant, and having a predetermined cross-sectional area and extending in a lengthwise direction at the upper part of the base substrate, wherein the nano structure array comprises a first nano structure formed at a central position, and a plurality of second nano structures arranged at intervals around the first nano structure.
展开▼
