Sunny Optical Technology (Group) has been granted a patent for a telephoto optical imaging system featuring a specific arrangement of lenses and prisms. The system’s design ensures a defined relationship between the distance to the imaging plane and the effective focal length, enhancing optical performance in zoom camera applications. GlobalData’s report on Sunny Optical Technology (Group) gives a 360-degree view of the company including its patenting strategy. Buy the report here.

According to GlobalData’s company profile on Sunny Optical Technology (Group), Under-screen biometric identification was a key innovation area identified from patents. Sunny Optical Technology (Group)'s grant share as of June 2024 was 44%. Grant share is based on the ratio of number of grants to total number of patents.

Telephoto optical imaging system and zoom camera apparatus

Source: United States Patent and Trademark Office (USPTO). Credit: Sunny Optical Technology (Group) Co Ltd

The granted patent US12044834B2 describes a telephoto optical imaging system designed to enhance imaging capabilities through a specific arrangement of optical components. The system includes a first lens with positive refractive power and a second lens with negative refractive power, which work in conjunction with an optical path turning prism. This prism features an incident surface that is perpendicular to the axis of the second lens and an exit surface that is perpendicular to the incident surface. The imaging light is reflected at two surfaces of the prism before being emitted perpendicularly, and a triangular prism further deflects the light by 90 degrees towards the image side. The patent outlines specific parameters, such as the relationship between the distance from the object-side surface of the first lens to the imaging plane and the total effective focal length, as well as constraints on the refractive indices of the lenses.

Additionally, the patent includes claims for a zoom camera apparatus that incorporates the described telephoto optical imaging system alongside a short-focus optical imaging system. The relationship between the focal lengths of the two systems is defined, ensuring that the telephoto system has a significantly longer focal length compared to the short-focus system. The claims also specify various geometric and optical parameters, such as the angle between surfaces of the optical path turning prism and the effective diameter of the incident surface, which are critical for optimizing the performance of the imaging system. Overall, the patent presents a detailed configuration aimed at improving telephoto imaging through innovative optical design.

To know more about GlobalData’s detailed insights on Sunny Optical Technology (Group), buy the report here.

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GlobalData Patent Analytics tracks bibliographic data, legal events data, point in time patent ownerships, and backward and forward citations from global patenting offices. Textual analysis and official patent classifications are used to group patents into key thematic areas and link them to specific companies across the world’s largest industries.