ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,543,948, issued on Feb. 10, was assigned to Carl Zeiss Vision International GmbH (Aalen, Germany).

"Apparatus and a method configured for determining a choroidal topography over a region on a retina" was invented by Augusto Arias Gallego (uml u+ee bingen, Germany) and Siegfried Wahl (Aalen, Germany).

According to the abstract* released by the U.S. Patent & Trademark Office: "An apparatus and a method for determining a choroidal topography over a region on a retina of an eye of a person are disclosed. The apparatus is also used to determine an effect of an ophthalmic lens design on the choroidal topography. The apparatus includes two individual displays, two optical transfer elements,...