Shiro Hirai

Title: Shiro Hirai: Innovator in Projection Technology

Introduction

Shiro Hirai is a notable inventor based in Tama, Japan. He has made significant contributions to the field of projection technology, particularly through his innovative designs and patents. His work has been instrumental in advancing the capabilities of projection devices.

Latest Patents

Hirai holds a patent for a projection device that features a unique arrangement of element lens systems. This device is designed to project a part area of an object onto a predetermined part area on the image plane at erect one-to-one magnification. The design includes a telecentric system comprising three thin lenses of the same shape, arranged along the optical axis. Additionally, an intermediate lens is strategically positioned to enhance performance. A light-absorbing member is incorporated to eliminate light rays exceeding the effective lens diameter, ensuring a uniform light intensity distribution on the image plane.

Career Highlights

Shiro Hirai is associated with Canon Kabushiki Kaisha, a leading company in imaging and optical products. His work at Canon has allowed him to explore and develop advanced projection technologies that have applications in various fields.

Collaborations

Hirai has collaborated with notable colleagues, including Yoshiya Matsui and Setsuo Minami. Their combined expertise has contributed to the success of various projects within the company.

Conclusion

Shiro Hirai's innovative work in projection technology exemplifies the impact of dedicated inventors in advancing optical devices. His contributions continue to influence the industry and inspire future innovations.