File:Rayton US2325275A (Metrogon, 1942).svg
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Summary
| Description |
English: "Photographic Objective", patented by Rayton (1942). Redrawn from geometry listed in US Patent 2,325,275. |
| Date | |
| Source | Own work |
| Author | Mliu92 |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 18:26, 26 March 2023 | | 400 × 400 (2 KB) | Mliu92 | Uploaded own work with UploadWizard |
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