Image:Varifocal example.jpg

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Description	A demonstration of a varifocal lens. The left image is at 2.8mm, in focus. The middle image is at 12mm with the focus left alone from 2.8mm. The right image is at 12mm refocused. The close knob is focal length and the far knob is focus. The lens is a Tamron 2.8-12mm f/1.4 CCTV lens in the CS-Mount for 1/3" sensors.
Source	self-made
Date	2008-03-14
Author	Hustvedt
Permission (Reusing this image)	see below

[edit] Licensing:

I, the copyright holder of this work, hereby publish it under the following licenses: 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". Aragonés | العربية | Asturianu | Български | বাংলা | ইমার ঠার/বিষ্ণুপ্রিয়া মণিপুরী | Brezhoneg | Bosanski | Català | Cebuano | Česky | Dansk | Deutsch | Ελληνικά | English | Esperanto | Español | Eesti | Euskara | فارسی | Suomi | Français | Gaeilge | Galego | עברית | Hrvatski | Magyar | Bahasa Indonesia | Ido | Íslenska | Italiano | 日本語 | ქართული | ភាសាខ្មែរ | 한국어 | Kurdî / كوردی | Latina | Lëtzebuergesch | Lietuvių | Bahasa Melayu | Nnapulitano | Nederlands | ‪Norsk (nynorsk)‬ | ‪Norsk (bokmål)‬ | Occitan | Polski | Português | Română | Русский | Slovenčina | Slovenščina | Shqip | Српски / Srpski | Svenska | తెలుగు | ไทย | Türkçe | Українська | اردو | Tiếng Việt | Volapük | Yorùbá | ‪中文(中国大陆)‬ | ‪中文(台灣)‬ | +/- This file is licensed under the Creative Commons Attribution ShareAlike 3.0 Unported License. In short: you are free to share and make derivative works of the file under the conditions that you appropriately attribute it, and that you distribute it only under a license compatible with this one. العربية | Català | Česky | Deutsch | Ελληνικά | English | Esperanto | Español | Français | Italiano | עברית | 日本語 | 한국어 | Magyar | Nederlands | Plattdüütsch | Polski | Português | Русский | Svenska | Tiếng Việt | Українська | +/- You may select the license of your choice.

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