专利摘要显示，本申请公开了一种定焦镜头，定焦镜头沿着光轴从物侧至像侧依序包括第一透镜组和第 二透镜组；第一透镜组从物侧至像侧依序包括具有负光焦度的第一透镜、具有负光焦度的第二透镜、具 有负光焦度的第三透镜和具有正光焦度的第四透镜；第二透镜组从物侧至像侧依序包括具有正光焦度的 第五透镜、具有正光焦度的第六透镜、具有负光焦度的第七透镜和具有正光焦度的第八透镜；其中，第 一透镜和第二透镜的物侧面为凸面，像侧面为凹面；定焦镜头满足：2.5≤ fa/f ≤6以及‑5.9≤f×f1×f4/ f67 ≤‑1.4，fa为第一透镜组的有效焦距，f为定焦镜头的总有效焦距，f1为第一透镜的有效焦距，f4为第四透 镜的有效焦距，f67为第六透镜和第七透镜的组合焦距。 金融界2025年8月6日消息，国家知识产权局信息显示，舜宇光学（中山）有限公司取得一项名为"定焦 镜头"的专利，授权公告号CN223193192U，申请日期为2024年09月。 本文源自：金融界 天眼查资料显示，舜宇光学（中山）有限公司，成立于2004年，位于中山市，是一家以从事仪器仪表制 造业为主的企业。企业注册资本1499万美元。通过天眼查大数据分析，舜宇光学（中山 ...

Group 1 - The core viewpoint of the news is that Nantu Asset Management has conducted research on Zhongrun Optical, highlighting its stable growth in the security field and diverse applications in various industries [1] - Zhongrun Optical's products are utilized in border defense, high-speed rail, drones, video conferencing, smart homes, smart driving, and industrial inspection [1] - The company is developing a thermal imaging lens for drones, which is applicable in industrial gas detection, power inspection, and fire monitoring [1] - The company does not currently have products directly applied in the military sector [1] - Dais Optical, another company mentioned, specializes in precision optical components with applications in industrial lasers and automotive laser radar, although its sales in SML lithography machines are relatively small [1] - Dais Optical has subsidiaries in Japan and Taiwan, and it operates a production facility in Thailand [1] - The company has the technical capability to produce lenses for humanoid robots, but there are no specific products in this area yet [1] - The lenses produced by the company are made from glass, plastic, or a glass-plastic mix, chosen based on application and environmental needs [1] - The fundraising projects are progressing as planned, with some production capacity already in operation [1] Group 2 - Nantu Asset Management was established in 2015 and is a member of the China Securities Investment Fund Industry Association [2] - The company focuses on sustainable development and prioritizes client interests, aiming to become a long-lasting and excellent asset management firm [2] - Nantu Asset has a team of 16 employees, with 11 in research and investment, averaging over 7 years of experience in the securities industry [2] - The research team has backgrounds from well-known public institutions covering key industries such as pharmaceuticals, TMT, new energy vehicles, consumption, and cyclical sectors [2]

Group 1 - The core viewpoint of the news is that He Yong Investment has conducted research on a listed company, focusing on its growth in various business segments, particularly in security and smart home products [1] - The security segment of the company is performing well, with product lines expanding from zoom lenses to fixed-focus lenses, and applications extending from ball cameras to IPC and ITS fields [1] - The company is experiencing rapid growth in areas beyond security, including drones, projection, video conferencing, and smart home products, with the main revenue currently coming from robotic vacuum cleaners [1] - The company is also developing smart wearable products, primarily smartwatches, which are still in the small-scale production phase [1] - Dais Optoelectronics, a subsidiary, focuses on the R&D, production, and sales of precision optical components and modules, with applications in laser processing equipment and optical communication devices, and has made progress in the semiconductor testing field [1] - Dais Optoelectronics expects to achieve a total net profit of 90 million yuan over the three years from 2025 to 2027 [1] Group 2 - He Yong Investment Management (Beijing) Co., Ltd. was established on November 27, 2014, with a registered capital of 10 million yuan [2] - The company is a private securities investment fund manager and an observer member of the China Securities Investment Fund Industry Association, with the association registration number P1006557 [2] - He Yong Investment was founded by renowned fund manager Gu Yihe and has gathered professionals from well-known domestic investment institutions [2] - The company has launched various financial products since its inception, including the first third-party wealth distribution product and the first bank-distributed product [2]