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A multidirectional beam steering reflector actuated by hydraulic control.

Chao Liu1,2, Di Wang1,2, Qiong-Hua Wang3,4

  • 1School of Instrumentation and Optoelectronic Engineering, Beihang University, Beijing, 100191, China.

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|March 27, 2019
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Summary
This summary is machine-generated.

A novel hydraulic multidirectional beam steering reflector (MBSR) was developed. This device steers light beams in latitude and longitude using a liquid piston mechanism for applications in optical communications and solar energy.

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Area of Science:

  • Optics and Photonics
  • Mechanical Engineering
  • Materials Science

Background:

  • Beam steering is crucial for optical systems.
  • Existing methods often lack multidirectional capabilities or are complex.
  • A need exists for efficient and versatile beam steering solutions.

Purpose of the Study:

  • To present a novel multidirectional beam steering reflector (MBSR).
  • To demonstrate hydraulic actuation for precise beam control.
  • To explore applications in optical communications and solar energy.

Main Methods:

  • Design and fabrication of an MBSR with three substrates, an elastic membrane, and a magnetic base.
  • Hydraulic control system utilizing liquid volume changes to actuate a mirror reflector.
  • Experimental validation of beam deflection capabilities in latitude and longitude.

Main Results:

  • The MBSR achieved simultaneous beam steering in latitude and longitude.
  • Maximum deflection angles of 0-12.7° in latitude were recorded.
  • Six distinct directional steering capabilities were demonstrated in longitude.

Conclusions:

  • The developed MBSR offers effective multidirectional beam steering.
  • Hydraulic actuation provides a viable mechanism for precise control.
  • Potential applications include free-space optical communications, laser detection, and solar cells.