Fig. 13
From: Beam steering for single antenna element using different optical lens

The distance between the lens and the antenna is X = 1800 nm horizontally and its results (a) 3D far field, and (b) 2D polar plot radiation pattern at φ = 180°.
From: Beam steering for single antenna element using different optical lens
The distance between the lens and the antenna is X = 1800 nm horizontally and its results (a) 3D far field, and (b) 2D polar plot radiation pattern at φ = 180°.