Company Filing History:
Years Active: 1982
Title: Kyoichi Hara: Innovator in Camera Technology
Introduction
Kyoichi Hara is a notable inventor based in Kawanishi, Japan. He is recognized for his contributions to camera technology, particularly in the design of viewfinders for single lens reflex cameras. His innovative approach has led to advancements that enhance the user experience in photography.
Latest Patents
Hara holds a patent for a pentagonal prism designed for use in camera viewfinders. This prism is made of glass with a refractive index and Abbe number of not less than 1.6 and 45, respectively. The effective optical path regions on a pair of roof surfaces of the prism are left transparent, allowing viewfinder light to be totally reflected at both roof surfaces. Additionally, a light-absorbing paint is applied to various surfaces of the prism to prevent ghost images in the view field of the viewfinder. This innovative design also proposes new types of glass suited for the prism.
Career Highlights
Kyoichi Hara has made significant contributions to Minolta Camera Kabushiki Kaisha, where he has worked alongside talented colleagues such as Yasuo Yamazaki and Takeshi Egawa. His work has not only advanced the technology of camera viewfinders but has also contributed to the overall reputation of the company in the photography industry.
Collaborations
Due to space constraints, the details of collaborations will not be included.
Conclusion
Kyoichi Hara's innovative work in camera technology, particularly with his patented pentagonal prism, showcases his dedication to enhancing photographic experiences. His contributions continue to influence the field of photography and reflect the importance of innovation in technology.