File:Hill Sky Lens (1924).svg
.svg){kind=small}
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Summary
| Description |
English: Redrawn from GB patent 225,398. Three elements, three groups. |
| Date | |
| Source | Own work |
| Author | Mliu92 |
Licensing
I, the copyright holder of this work, hereby publish it under the following license:
This file is licensed under the Creative Commons Attribution-Share Alike 4.0 International license.
- You are free:
- to share – to copy, distribute and transmit the work
- to remix – to adapt the work
- Under the following conditions:
- attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
- share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 22:32, 9 November 2018 | | 700 × 260 (4 KB) | Mliu92 | Scaled larger, added optical axis. |
| 22:40, 7 November 2018 |  | 80 × 40 (1 KB) | Mliu92 | Restored original colors. | |
| 22:38, 7 November 2018 |  | 80 × 40 (1 KB) | Mliu92 | Redrawn based on geometry specified in the patent. Now excludes photographic plate and stop. | |
| 21:02, 7 November 2018 |  | 470 × 330 (2 KB) | Mliu92 | User created page with UploadWizard |
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