US Patent Issued to ALPS ALPINE on Dec. 23 for "Lens with lens barrel" (Japanese Inventors)

ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,504,563, issued on Dec. 23, was assigned to ALPS ALPINE Co. LTD. (Tokyo).

"Lens with lens barrel" was invented by Hironori Namba (Miyagi, Japan) and Junya Ogata (Miyagi, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A lens with a lens barrel includes a metal lens barrel, a glass lens disposed in the metal lens barrel, and a glass light absorber disposed between an inner perimeter surface of the metal lens barrel and an outer edge of the lens in a radial direction of the metal lens barrel. A first temperature range from a deformation point to a softening point of a first glass material constituting the lens and a second temperature range from a de...