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Original file (SVG file, nominally 768 × 357 pixels, file size: 6 KB)
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Summary
| Description | The penetration of the sun light forms the conic shape and its reverse inside the dark room. |
| Date | between 1011 and 1021 |
| Source | Vectorized by User:Mysid in Inkscape from Mustafa Nazeef Bec (1942), ‘Al-Hacen Ibn Al-Haitham; his optical research and discoveries’, in Arabic, Nuri Publishing, Egypt, p.152 (en:Image:Light behaviour through pinhole.jpg). |
| Author | Al-Hacen Ibn Al-Haitham |
Licensing
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This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 100 years or fewer.  You must also include a United States public domain tag to indicate why this work is in the public domain in the United States.
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| This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights. | |
File history
Click on a date/time to view the file as it appeared at that time.
| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 08:19, 24 August 2007 | | 768 × 357 (6 KB) | Mysid | should be OK now |
| 08:18, 24 August 2007 |  | 768 × 357 (6 KB) | Mysid | fiddle more | |
| 08:16, 24 August 2007 |  | 768 × 357 (6 KB) | Mysid | fiddle with Inkscape's buggy Arabic support | |
| 08:13, 24 August 2007 |  | 768 × 357 (6 KB) | Mysid | ==Summary== {{Information |Description=The penetration of the sun light forms the conic shape and its reverse inside the dark room. |Source=Vectorized by Mysid in Inkscape from Mustafa Nazeef Bec (1942), ‘Al-Hacen Ibn Al-Haitham; his optical research an |
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