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Ka-Band Waveguide Horn Lens Antenna

258A-3/.XXX/599  26.5 GHz – 40 GHz Circular Waveguide with UG-599/U Flange


Mi-Wave’s 258 Series horn lens antenna consists of a circular scalar feed horn illuminating a piano-convex lens. Housed in either aluminum or plastic, these horn lens antennas provide a high-efficiency beam with equal E and H plane amplitude patterns.

Circular Waveguide Internal Diameter and Frequency Range

XXX=.328 = 26.5-28.5 GHz
XXX=.281 = 28.5-33.0 GHz
XXX=.250 = 33.0-38.5 GHz
XXX= .219 =38.5-40.0 GHz


• Low Cost

• High Directivity and Gain

• Simple Mechanical Performance

• Wide Range of Available Beamwidths and Reflector Size


• Radar & Telemetry Systems

• Radio Astronomy

• Surveillance Equipment

• Communication Systems

*All data presented is collected from a sample lot.
* Actual data may vary unit to unit, slightly.
*All testing was performed under +25 °C case temperature.
*Consult factory to confirm if material, plating, size, shape, orientation and any electrical parameter is critical for the application as website information is for reference only.
*Millimeter Wave Products, Inc. reserves the right to change the information presented on website without notice as we continue to enhance the performance and design of our products.