Comment on "Guiding, Focusing, and Sensing on the Subwavelength Scale Using Metallic Wire Arrays"

TL;DR

This paper critically evaluates a previous study on metallic wire arrays, arguing that the proposed endoscope does not achieve effective subwavelength imaging, highlighting limitations in the original design.

Contribution

It provides a critical commentary that challenges the claims of subwavelength imaging performance in the original work.

Findings

The endoscope does not demonstrate satisfactory subwavelength imaging.

The critique highlights limitations in the original design's imaging capabilities.

The paper emphasizes the need for improved methods for subwavelength imaging.

Abstract

This is a comment on "Guiding, Focusing, and Sensing on the Subwavelength Scale Using Metallic Wire Arrays" by G. Shvets, S. Trendafilov, J. B. Pendry and A. Sarychev published in Phys. Rev. Lett. 99, 053903 (2007), which demonstrates that the endoscope proposed in the letter does not demonstrate satisfactory subwavelength imaging performance.