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This is a file from the Wikimedia Commons. Information from its description page there is shown below. Commons is a freely licensed media file repository. You can help.
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Description |
English: A simulation of spherical aberration in an optical system with a circular, unobstructed aperture admitting a monochromatic point source. These are longitudinal sections through the focus, and scaled to f/1. Inside focus is to the left, and outside-focus is to the right (i.e., light is propagating left to right). The top image is over-corrected (half a wavelength), the middle image is perfectly corrected, and the bottom image is under-corrected (half a wavelength). Note the left/right reversal of the top and bottom images. While this simulation was computed under the rubric of en:fourier optics, you can compare these images to commonly drawn diagrams in en:geometric optics. See also the corresponding focal plane images.
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Date |
2005-06-14 (original upload date) |
Source |
Transferred from en.wikipedia; transfer was stated to be made by User:Undead_warrior. |
Author |
Original uploader was Mdf at en.wikipedia |
Permission ( Reusing this file) |
Released into the public domain (by the author).
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Licensing
Public domainPublic domainfalsefalse |
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This work has been released into the public domain by its author, Mdf. This applies worldwide. In some countries this may not be legally possible; if so: Mdf grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.Public domainPublic domainfalsefalse
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File usage
The following pages on Schools Wikipedia link to this image (list may be incomplete):