Billede:ShortFocalLength.png

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[edit] Description

This image shows a "fat" lens with a short focal length "trying" to focus some light beams coming in from the left. Because of what is known as spherical aberration, the beams don't meet up in a single point.

[edit] Licensing

I, the author of this work, hereby publish it under the following license:
Creative Commons License
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This file is licensed under the Creative Commons Attribution ShareAlike 2.5 License


[edit] POV-Ray code

This image was rendered using POV-Ray for Windows version 3.6 and the scene description code shown in the page Image:FocalLength.png.

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