A high fidelity approximation of radial polarization conversion

TL;DR

This paper presents a method using a birefringent lens to achieve over 90% fidelity in radial polarization conversion, emphasizing its cost-effectiveness, ease of fabrication, and robustness for high-power laser applications.

Contribution

It introduces a high-fidelity radial polarization conversion technique with practical advantages over existing methods.

Findings

Achieves >90% fidelity in radial polarization conversion.

Offers low-cost and easy-to-fabricate solution.

Supports high laser power handling.

Abstract

We report a high fidelity (>90%) approximation of radial polarization conversion using a birefringent lens. It offers the advantages of low-cost, easy fabrication, alignment robustness and high laser power handling capability.