Rieko Hiramoto

Title: Rieko Hiramoto: Innovator in Zoom Lens Technology

Introduction

Rieko Hiramoto is a notable inventor based in Moriguchi, Japan. She has made significant contributions to the field of optical technology, particularly in the development of zoom lenses. Her innovative work has led to advancements that enhance image quality and functionality in various optical devices.

Latest Patents

Hiramoto holds a patent for a zoom lens that features a unique design. The zoom lens comprises, in successive order from the object side, a first group with positive refractive power that is fixed, a second group with negative refracting power that allows for variation in image magnification by moving along the optical axis, a third group with positive power for light condensing that is also fixed, and a fourth group that moves along the optical axis. This design ensures that the image surface position changes in response to the movement of the second group and the object, maintaining a constant positional relationship with the reference surface. Additionally, a comparatively large air space is provided between the third and fourth groups of the zoom lens, which contributes to its effectiveness.

Career Highlights

Hiramoto is associated with Matsushita Electric Industrial Co., Ltd., a company known for its commitment to innovation in electronics and optical technologies. Her work at this esteemed organization has allowed her to push the boundaries of what is possible in lens design.

Collaborations

Throughout her career, Hiramoto has collaborated with talented individuals such as Shusuke Ono and Keizo Ishiguro. These collaborations have fostered an environment of creativity and innovation, leading to the development of cutting-edge technologies.

Conclusion

Rieko Hiramoto's contributions to zoom lens technology exemplify her dedication to innovation in the field of optics. Her patent and work at Matsushita Electric Industrial Co., Ltd. highlight her role as a leading inventor in this specialized area.