File:Tronnier US3612663A (Ultron, 1968).svg
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Summary
| Description |
English: Ultron f/2 lens, designed by Tronnier, Eggert, and Uberhagen in 1968 for Voigtlander. Geometry redrawn from US Pat. 3,612,663. |
| Date | |
| Source | Own work |
| Author | Mliu92 |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 14:52, 1 May 2023 | | 40 × 40 (2 KB) | Mliu92 | Uploaded own work with UploadWizard |
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