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File:Lens1b.svg

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Original file (SVG file, nominally 522 × 345 pixels, file size: 45 KB)

Summary

Description
English: A negative lens
中文（简体）：凹透镜
中文（繁體）：凹透鏡
Date 6 March 2006 (original upload date)
Source Transferred from en.wikipedia to Commons.
Author DrBob at English Wikipedia
Other versions Derivative works of this file:  Lens1b HU.svg

Licensing

Note: "subject to disclaimers" below may not actually apply. This file was tagged with {{GFDL-user-en}}, and after May 2007, Template:GFDL-self (on English Wikipedia) did not require disclaimers. Please check the image description page on the English Wikipedia (or, if it has been deleted, ask an English Wikipedia administrator). See Wikipedia:GFDL standardization for details.

Exact dates for disclaimers to apply
Anything uploaded on the English Wikipedia with Template:GFDL-self within the following dates has disclaimers applicable. Otherwise, no disclaimers are applicable.
  • 22:43, 20 February 2004 to 17:19, 25 November 2005
  • 23:00, 26 November 2005 to 23:28, 18 May 2007
  • 21:17, 19 May 2007 to 20:01, 21 May 2007
For Template:GFDL, the dates are slightly different:
  • 21:43, 20 February 2004 to 16:27, 10 May 2007
DrBob at the English-language Wikipedia, the copyright holder of this work, hereby publishes it under the following license:
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.
w:en:Creative Commons
attribution share alike 		This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.
Attribution: DrBob
You are free:
  • to share – to copy, distribute and transmit the work
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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.
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This licensing tag was added to this file as part of the GFDL licensing update.

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Original upload log

The original description page was here. All following user names refer to en.wikipedia.
  • 2006-03-06 00:43 DrBob 522×345×0 (45759 bytes) SVG version of [[:image:lens1b.png]]

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inception

6 March 2006

File history

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Date/TimeThumbnailDimensionsUserComment
current14:02, 6 May 2007Thumbnail for version as of 14:02, 6 May 2007522 × 345 (45 KB)Littletung{{Information |Description={{en|A negative lens}}{{zh-hans|凹透镜}}{{zh-hant|凹透鏡}} |Source=Originally from [http://en.wikipedia.org en.wikipedia]; description page is/was [http://en.wikipedia.org/w/index.php?title=Image:Lens1b.svg here]. |D

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