Terahertz Harmonic Operation of Microwave Fresnel Zone Plate Lens and Antenna: Frequency Filtering and Space Resolution Properties

<table>Binary FZP lens of FZPA-M-10 designed at microwave frequency of 90 GHz with all even zones covered by thin metal (in grey) printed on dielectric substrate (in light brown).</table>

International Journal of Antennas and Propagation

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Figure 4

Figure 4: Terahertz Harmonic Operation of Microwave Fresnel Zone Plate Lens and Antenna: Frequency Filtering and Space Resolution Properties 