Lens with aperture stop wheel, Serial No 51770. F.16, 15 inch f.l. Lens consists of two achromatic doublets. Maximum aperture at which it could be used was F.16. Ross, c.1900. Lens with aperture stop ...
HOLLYWOOD, CALIFORNIA - MARCH 02: RaMell Ross attends the 97th Annual Oscars at Dolby Theatre on March 02, 2025 in Hollywood, California. (Photo by Mike Coppola/Getty Images) ...
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