ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,704,704, issued on Aug. 11, was assigned to Carl Zeiss Microscopy GmbH (Jena, Germany).
"Finity-corrected microscope objective for scanning applications" was invented by Daniel Werdehausen (Oberkochen, Germany) and Yueqian Zhang (Jena, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A finity-corrected microscope objective for scanning applications has a numerical aperture of at least and an object field diameter of at least 1 mm. The objective is apochromatically corrected over a spectral bandwidth of at least 200 nm. A distance between an object plane and an intermediate image plane conjugated thereto is not more than 250 mm."
The patent was fi...