ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,416,795, issued on Sept. 16, was assigned to Carl Zeiss Microscopy GMBH (Jena, Germany).

"Light shielding device for microscope and microscope comprising the same" was invented by Jing Li (Shanghai), Fang Dong (Shanghai), Junjie Cao (Shanghai), Xingbiao Gu (Shanghai) and Shukuan Xu (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosure relates to a light shielding device for a microscope and a microscope including the same. In the microscope, transmitting illumination light from a transmitting illumination light source is irradiated from above a stage to a specimen on the stage and fluorescent illumination light from a fluorescent illu...