File:Merte & Wandersleb US1697670 (Biotessar, 1925).svg
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Summary
| Description |
English: Zeiss Biotessar lens, designed by Merte & Wandersleb in 1925. Redrawn from US Pat. 1,697,670. |
| Date | |
| Source | Own work |
| Author | Mliu92 |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 15:18, 18 May 2023 | | 330 × 300 (2 KB) | Mliu92 | Uploaded own work with UploadWizard |
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