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Updated: Oct 15, 2025

Fabrication and Testing of Miniature Automatic Photophoretic Trapping Rigs

Fabrication and Testing of Miniature Automatic Photophoretic Trapping Rigs

Published on: November 23, 2021

Photophoretic trap testing rig for volumetric displays.

Dylan Barton¹, Braden Huffman¹, Ximena Briceno¹

¹Department of Electrical and Computer Engineering, Brigham Young University, Provo, Utah 84602, USA.

The Review of Scientific Instruments

|October 31, 2021

Summary

We developed a test rig to optimize optical trap display parameters, improving particle trapping success. This cost-effective system achieves high accuracy and low error for rapid research and development.

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Area of Science:

Optics and Photonics
Experimental Physics
Display Technology

Background:

Optical trap displays offer unique particle manipulation capabilities.
Optimizing trapping parameters is crucial for display performance and robustness.
Existing methods for parameter optimization can be complex and costly.

Purpose of the Study:

To introduce a novel test rig for optimizing optical trap display parameters.
To enable systematic experimentation on key variables affecting particle trapping.
To facilitate rapid development and research in optical trap display technology.

Main Methods:

Design and construction of a versatile test rig.
Targeted experimentation on software, hardware, and environmental variables.

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Last Updated: Oct 15, 2025

Fabrication and Testing of Miniature Automatic Photophoretic Trapping Rigs

Fabrication and Testing of Miniature Automatic Photophoretic Trapping Rigs

Published on: November 23, 2021

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Optical Trap Loading of Dielectric Microparticles In Air

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Demonstration of rig operation through example experiments.

Main Results:

Achieved average standard error of less than 1%.
Demonstrated over 98% accuracy in particle trapping.
The rig operates at reduced size, user overhead, and cost.

Conclusions:

The developed test rig is effective for optimizing optical trap display parameters.
The rig enables efficient and accurate research with significant cost and time savings.
This facilitates accelerated advancements in optical trap display technology.