Fabrication Quality Assessment Based on the Coupling of a Dual-Core Microstructured Polymer Optical Fiber.

Area of Science:

• Materials Science
• Optical Engineering
• Photonics

Background:

• Microstructured polymer optical fibers (mPOFs) offer unique light-guiding properties.
• Assessing fabrication quality is crucial for reliable optical device performance.
• Dual-core fibers enable advanced functionalities like power coupling.

Purpose of the Study:

• To theoretically analyze and fabricate a dual-core mPOF.
• To demonstrate the use of coupling characteristics for evaluating mPOF fabrication quality.
• To achieve high coupling efficiency for practical applications.

Main Methods:

• Theoretical analysis of dual-core mPOF coupling.
• Fabrication of the dual-core mPOF.
• Experimental testing of coupling characteristics.
• Manufacturing process simulations to assess fabrication quality.

Main Results:

• Theoretical, simulation, and experimental data showed strong agreement.
• The fabricated mPOF exhibited excellent uniformity in microstructure.
• Achieved a high coupling efficiency of up to 95.26%.

Conclusions:

• The coupling characteristics of dual-core mPOFs are effective indicators of fabrication quality.
• The demonstrated mPOF fabrication process yields high-quality, uniform fibers.
• The high coupling efficiency makes this mPOF suitable for efficient power coupler applications.