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File:Focal-length.svg
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Summary

DescriptionFocal-length.svg

Focal length

Español: El foco F y la distancia focal f de una lente positiva, "una lente negativa," un espejo cóncavo, "y un espejo convexo."
English: The focus F. And the——focal length f of a positive lens, a negative lens, a mirror concave and "convex mirror."
This version is update so it's more logical (The mirrors have a metal like color.), and it's also in SVG.
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Author Henrik
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GNU head Permission is granted——to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2/any later version published by, the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue
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GNU head Permission is granted——to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation; with no Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A copy of the license is included in the section entitled GNU Free Documentation License.http://www.gnu.org/copyleft/fdl.htmlGFDLGNU Free Documentation Licensetruetrue
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Focal lenth are cbf p A

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URL: https://commons.wikimedia.org/user:Henrik
author name string: Henrik
Wikimedia username: Henrik

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Creative Commons Attribution-ShareAlike 3.0 Unported

GNU Free Documentation License, version 1.2 or later

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inception

12 March 2008

media type

image/svg+xml

File history

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Date/TimeThumbnailDimensionsUserComment
current09:01, 5 December 2020Thumbnail for version as of 09:01, 5 December 2020512 × 1,545 (17 KB)A loose necktieMy previous change also required a change in the focal point (F) and focal distance (f) in the resulting convex lens. Have now corrected for this as well.
08:53, 5 December 2020Thumbnail for version as of 08:53, 5 December 2020512 × 1,545 (17 KB)A loose necktieCorrected path of light through concave lens. It bends twice, not just once.
08:08, 12 March 2008Thumbnail for version as of 08:08, 12 March 2008180 × 543 (46 KB)Henrik~commonswiki{{Information |Description='''Focal length''' {{es|El foco '''F''' y la distancia focal ''f'' de una lente positiva, una lente negativa, un espejo cóncavo, y un espejo convexo.}} {{en|The focus F and the focal length f of a positive lens, a negativ

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