ALEXANDRIA, Va., Sept. 17 -- United States Patent no. 12,416,820, issued on Sept. 16, was assigned to ADDON OPTICS LTD. (Kadima-Zoran, Israel).
"Progressive lens and manufacture thereof" was invented by Dan Katzman (Givat Ela, Israel) and Haim Engler (Maale Adumim, Israel).
According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatus and methods are described including a progressive lens (20) that is configured to provide a far-vision correction and a near-vision correction. The progressive lens includes a single-focus, far-vision corrective lens (22) that is configured to provide only a portion of the far-vision correction, and a film (24) coupled to the single-focus, far-vision corrective lens (22). The film (24...