Anti-Reflecting Surfaces Using Two-layer Motheye Structures for Spinel Ceramic Windows

Thumbnail Image

Files

tu_FIO18_JW4A.18.pdf (299.24 KB)

Links to Files

https://www.osapublishing.org/abstract.cfm?uri=LS-2018-JW4A.18

Permanent Link

http://hdl.handle.net/11603/11469

Collections

UMBC Computer Science and Electrical Engineering Department
UMBC Faculty Collection
UMBC Student Collection

Author/Creator

Author/Creator ORCID

Date

2018-09

Type of Work

Conference Paper
Text

Department

Program

Citation of Original Publication

C. Tu and C. R. Menyuk, "Anti-Reflecting Surfaces Using Two-layer Motheye Structures for Spinel Ceramic Windows," in Frontiers in Optics / Laser Science, OSA Technical Digest (Optical Society of America, 2018), paper JW4A.18.

Rights

This item is likely protected under Title 17 of the U.S. Copyright Law. Unless on a Creative Commons license, for uses protected by Copyright Law, contact the copyright holder or the author.

Subjects

Subwavelength structures
Optical materials
Two-Layer pyramid motheye
Eyes
Finite difference time
Domain
Fresnel reflection
Light wavelength
Surfaces

Abstract

We design and optimize a two-layer pyramid motheye structures for long wavelength MgAl₂O₄ spinel ceramic windows. We show that a two-layer pyramid motheye structure can achieve average transmission of 98.96% from 0.5 µm to 5 µm.