Optical Feedback
Perspectives on 70 Years of OSA Membership
OSA’s longest-standing active member reflects on the changes in optics and photonics over the past 70 years.
Attendees of the 1954 “Problems in Contemporary Optics” meeting in Florence, Italy, including Gerald Westheimer (third from right) and future OSA Presidents Stanley Ballard and Seibert Quimby Duntley. [Photographer unknown/provided courtesy of G. Westheimer]
Editor’s Note: Gerald Westheimer, who joined The Optical Society in 1948 and is its longest-standing active member, offered OPN this short look back on the occasion of his 70th anniversary with OSA.
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