Stefan Roth — Lens Patent Author | Surface & Stop

Stefan Roth2 related patents across 2 interactive lens diagrams.
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Leica Camera AG (2)
Leica Camera AG(2)US 2022/0066176 A1↗2022Assignee: Leica Camera AG
Inventors: Stefan Roth, Kathrin Keller
Sole exampleLEICA APO-SUMMICRON-M 35mm f/2 ASPH.— 10 ELEMENTS / 5 GROUPS, f = 35.0 mm (e-line, patent f = 1 × 35)
US 2025/0271647 A1↗2025Assignee: Leica Camera AG
Inventors: Stefan Roth
Embodiment 2LEICA NOCTILUX-M 35mm f/1.2 ASPH.— 10 ELEMENTS / 5 GROUPS, DESIGN f = 35 mm (PRINTED TABLE 34.75 mm)