ALEXANDRIA, Va., June 16 -- United States Patent no. 12,308,600, issued on May 20, was assigned to LASERTEC Corp. (Yokohama, Japan).
"Light source apparatus and inspection apparatus" was invented by Jun Sakuma (Yokohama, Japan) and Akihiro Ando (Yokohama, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A decrease of an output of a wavelength converted light converted by a nonlinear optical crystal is suppressed. A light source apparatus according to the present disclosure includes a fundamental wave light source configured to generate a fundamental wave which is a continuous oscillation laser beam, an external cavity including a plurality of optical mirrors, a nonlinear optical crystal installed inside ...