Isao Karasawa

Title: Isao Karasawa: Innovator in Lens Manufacturing Technology

Introduction

Isao Karasawa is a notable inventor based in Minowa, Japan. He has made significant contributions to the field of lens manufacturing, holding a total of 2 patents. His innovative work focuses on enhancing the efficiency and quality of plastic lens production.

Latest Patents

Karasawa's latest patents include a device for manufacturing plastic lenses and a polishing jig for working object lenses. The device for manufacturing plastic lenses features a rotation table that transfers a casting mold injected with a plastic composition in a circular manner. An active-energy-ray irradiating area is designed to irradiate active energy rays onto the casting mold during its rotation. A servo motor drives the rotation axis, while a controller manages the timing of ultraviolet ray irradiation. This process allows for gradual cooling and efficient removal of the casting mold.

The polishing jig patent involves a specialized apparatus for polishing the concave surface of working object lenses. It includes a mounting portion for attachment to a polishing apparatus, a ring-shaped closely contacting portion for adhering to the convex surface of the lens, and a filling gap portion for an adhesive substance. This innovative design ensures that the working object lens is securely held during the polishing process.

Career Highlights

Karasawa is currently employed at Seiko Epson Corporation, where he continues to develop and refine technologies related to lens manufacturing. His work has significantly impacted the efficiency of production processes in the optical industry.

Collaborations

Throughout his career, Karasawa has collaborated with talented individuals such as Makoto Miyazawa and Yoshio Hori. These collaborations have fostered innovation and contributed to the advancement of lens manufacturing technologies.

Conclusion

Isao Karasawa's contributions to lens manufacturing technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of the complexities involved in producing high-quality optical components. His work continues to influence the industry and inspire future advancements.