ALEXANDRIA, Va., March 31 -- United States Patent no. 12,591,094, issued on March 31, was assigned to Royal Melbourne Institute of Technology (Melbourne, Australia).

"Optical device and a method of forming an optical device" was invented by Baohau Jia (Hawthorn, Australia) and Han Lin (Hawthorn, Australia).

According to the abstract* released by the U.S. Patent & Trademark Office: "Described herein is an optical device that is arranged to emit electromagnetic radiation and a method of forming an optical device. In one embodiment, the optical device comprises an optical fibre that is arranged to transmit electromagnetic radiation between a source of electromagnetic radiation and an area of interest of a sample material. The optical device ...