Large-view-field lens for intelligent camera

• Main Author: XU GUANGQIANG
• Format: Patent
• Language: Chinese; English
• Published: 05.03.2021
• Subjects: ACCESSORIES THEREFOR; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USINGWAVES OTHER THAN OPTICAL WAVES; APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FORPROJECTING OR VIEWING THEM; CINEMATOGRAPHY; ELECTROGRAPHY; HOLOGRAPHY; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; PHOTOGRAPHY; PHYSICS

The invention belongs to the technical field of intelligent cameras, and discloses a large-field-of-view lens for an intelligent camera. The large-field-of-view lens comprises a first lens barrel, wherein a second lens barrel is movably connected to one side of the first lens barrel, a connecting barrel is movably connected to one side, far away from the first lens barrel, of the second lens barrel, the side, away from the second lens barrel, of the connecting barrel is movably connected with a third lens barrel, a plano-convex lens and a biconvex lens are arranged in the first lens barrel, aPingham prism is arranged in the second lens barrel, a concave-convex lens is arranged in the third lens barrel, and a lens barrel sleeve is fixedly installed on the outer side wall, away from the second lens barrel, of the first lens barrel. According to the invention, through movable connection of first external threads and first internal threads and movable connection of second external threadsand second internal threa