ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,554,178, issued on Feb. 17, was assigned to Canon K.K. (Tokyo).
"Optical system and apparatus having the same" was invented by Yuki Matsuba (Tochigi, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical system configured to perform tilt image-capturing includes an object-side lens unit, a first lens unit having a positive refractive power, a second lens unit having a positive refractive power, and a third lens unit having a negative refractive power which are arranged in order from an object side. The first lens unit and the third lens unit move in a direction including a component of a direction perpendicular to an optical axis for tilt imag...