MUMBAI, India, April 20 -- Intellectual Property India has published a patent application (202514083886 A) filed by Zhejiang Sunny Optics Co. Ltd., Yuyao City, China, on Sept. 3, 2025, for 'optical system.'
Inventor(s) include Xu, Shidong; Guan, Gaoqiang; Zhao, Liefeng; Zhang, Fang; Lyu, Saifeng; and Gao, Peng.
The application for the patent was published on April 17, under issue no. 16/2026.
According to the abstract released by the Intellectual Property India: "Disclosed is an optical system, including a lens group and a spacer element group, wherein the lens group sequentially includes, from the object side to the image side along the optical axis, a first lens, a second lens, a third lens, a fourth lens, a fifth lens, and a sixth lens; the spacer element group includes: a first spacer element and a second spacer element, wherein the first spacer element is disposed on the image side of the first lens and is at least partially in contact with the image-side surface of the first lens, and the second spacer element is disposed on the image side of the second lens and is at least partially in contact with the image-side surface of the second lens; the optical system satisfies: 3.6CT1/(T12+CP1)4.5 and 3.12EP12/T234.45."
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