Edward R Fretz, Jr

Introduction

Edward R. Fretz, Jr. is a distinguished inventor based in Corning, NY, who has made notable contributions to the field of ophthalmic technology. With a total of two patents to his name, his work primarily focuses on improvements in lens manufacturing processes, specifically in creating composite ophthalmic lenses that enhance functionality and user experience.

Latest Patents

Fretz's innovative spirit is encapsulated in his two latest patents. The first patent pertains to a **composite ophthalmic lens**, which presents an advancement in the epoxy plastic elements of laminated glass-plastic ophthalmic lens structures. This invention reveals a method for producing an optically clear casting that is free from striations. The unique casting mix employed ensures that the ingredients are precisely balanced, allowing the material to be gelled at a low temperature of no more than 100°C and later cured at temperatures reaching 200°C for at least two hours.

The second patent involves **laminated glass lenses**, which relates to the fabrication of three-layer composite lenses tailored for ophthalmic applications. These lenses include a thin layer of inorganic glass—preferably photochromic—combined with organic plastic and a flexible organic adhesive. This invention allows for curing at room temperature while ensuring compatibility between the glass and plastic through controlling the linear coefficient of expansion for optimal performance.

Career Highlights

Edward R. Fretz, Jr. has a noteworthy professional background, having worked with leading organizations such as Corning Glass Works and Corning Incorporated. His expertise in material science and lens technology has significantly influenced advancements in ophthalmic products.

Collaborations

Throughout his career, Fretz has collaborated with talented individuals, including his coworker Anthony R. Olszewski. These partnerships have fostered an environment of innovation and creativity, enabling the development of advanced technological solutions in the field of optics.

Conclusion

Edward R. Fretz, Jr. stands out as a prominent figure in the realm of ophthalmic innovations. His inventions, specifically in composite ophthalmic lenses, demonstrate a commitment to enhancing the quality and performance of optical devices. With a solid foundation built through experience and collaboration, Fretz continues to contribute valuable advancements to the industry.