OPTICAL LENS SYSTEM FOR IMAGING, IMAGING UNIT AND ELECTRONIC DEVICE
Patent Information
- Authority / Receiving Office
- DE · DE
- Patent Type
- Patents
- Current Assignee / Owner
- LARGAN PRECISION
- Filing Date
- 2021-11-10
- Publication Date
- 2026-06-17
AI Technical Summary
Conventional optical systems face challenges in achieving a balance among high image quality, low sensitivity, proper aperture size, miniaturization, and desirable field of view, especially with the advancement of semiconductor technology and increasing functionality requirements in electronic devices.
An imaging optical lens system comprising eight lens elements with specific refractive powers and configurations, including a seventh lens element with a concave image-side surface and convex off-axis critical points, and an eighth lens element with negative refractive power, along with conditions on Abbe numbers and focal lengths to optimize performance.
The system achieves improved image quality, reduced sensitivity, compact size, and enhanced peripheral image resolution while balancing chromatic aberration and utilizing limited space effectively.