Johan Sand

Title: Innovations by Johan Sand in Optical Technology

Introduction

Johan Sand is a notable inventor based in Tampere, Finland, recognized for his contributions to optical technology. With a total of three patents to his name, he has made significant advancements in camera optical lenses and image processing systems.

Latest Patents

One of Johan Sand's latest patents is a camera optical lens that includes seven lenses arranged sequentially from the object side to the image side. This innovative lens design features a combination of negative and positive refractive powers, resulting in excellent optical characteristics. The lens has a large aperture, a wide field of view, ultra-thinning, and low optical distortion. The focal lengths and refractive indices of the lenses are carefully defined, ensuring optimal performance. Another significant patent involves an image processing system and an imaging device that integrates an ambient light sensor, a light guide, a camera sensor, and a camera lens. This system enhances color performance and improves spatial selectivity while minimizing the impact on the appearance of the imaging device.

Career Highlights

Johan Sand has worked with several companies in the optical field, including Aac Optics Solutions and Changzhou Aac Raytech Optronics. His experience in these organizations has contributed to his expertise in developing advanced optical technologies.

Collaborations

Throughout his career, Johan has collaborated with talented individuals such as Eero Sakari Paivansalo and Kawai Takahiro. These collaborations have further enriched his work and innovations in the field.

Conclusion

Johan Sand's contributions to optical technology through his patents and collaborations highlight his role as a significant inventor in the industry. His work continues to influence advancements in camera systems and image processing technologies.