ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,386,165, issued on Aug. 12, was assigned to MITUTOYO Corp. (Kawasaki, Japan).
"Microscope unit" was invented by Takashi Honma (Kanagawa, Japan) and Yasushi Fukumoto (Kanagawa, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A microscope unit comprises: a main lens barrel of an imaging optical system; and an illumination lens barrel of an illumination optical system connected to the main lens barrel, the illumination optical system having: a collector lens that collects light that has been irradiated from a light source; a fly-eye lens allowing to be transmitted therethrough light from the collector lens; a first relay lens having lenses that relay ...