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Updated: Aug 25, 2025

Design and Development of a Three-Dimensionally Printed Microscope Mask Alignment Adapter for the Fabrication of Multilayer Microfluidic Devices

Design and Development of a Three-Dimensionally Printed Microscope Mask Alignment Adapter for the Fabrication of Multilayer Microfluidic Devices

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Microflow multi-layer diffraction optical element processed by hybrid manufacturing technology.

Mingyue Tan, Long Huang, Jiayi Cao

|October 14, 2022

Summary

We developed a microfluidic diffractive optical element (MFDOE) overcoming limitations of traditional diffractive optical elements (DOEs). This novel MFDOE achieves high diffraction efficiency and achromatic performance for improved imaging systems.

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Area of Science:

Optics and Photonics
Microfluidics
Optical Engineering

Background:

Traditional planar diffractive optical elements (DOEs) face challenges in diffraction efficiency and chromatic dispersion, limiting their use in advanced imaging systems.
Developing new optical elements with enhanced performance is crucial for next-generation imaging technologies.

Purpose of the Study:

To design and fabricate a novel microfluidic diffractive optical element (MFDOE) that addresses the limitations of traditional DOEs.
To achieve high diffraction efficiency and achromatic characteristics in the visible spectrum.

Main Methods:

Utilized digital micromirror device (DMD) maskless lithography (DMDML) combined with femtosecond laser direct writing (FsLDW) for fabrication.
Integrated a photoresist-based multi-layer harmonic diffraction surface with a liquid medium to create the MFDOE structure.

Main Results:

Achieved a diffraction efficiency exceeding 90% within the visible band.
Demonstrated achromatic characteristics at 469 nm (±20 nm) and 625 nm (±20 nm) wavelength bands.
The MFDOE exhibited good imaging performance.

Conclusions:

The developed MFDOE offers a promising solution for high-performance imaging systems.
The combination of advanced fabrication techniques and microfluidic integration enables superior optical properties.
MFDOE technology represents a significant advancement over traditional diffractive optical elements.