File:LaserLevels1.png

Size of this preview: 396 × 600 pixels. Other resolutions: 158 × 240 pixels | 317 × 480 pixels | 660 × 1,000 pixels.

Original file ‎(660 × 1,000 pixels, file size: 35 KB, MIME type: image/png)

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.

Summary

DescriptionLaserLevels1.png	Scheme of an idealized laser with two systems of sublevels Domitori 11:49, 4 April 2007 (UTC)
Date	4 April 2007 (original upload date)
Source	No machine-readable source provided. Own work assumed (based on copyright claims).
Author	No machine-readable author provided. Domitori assumed (based on copyright claims).

Licensing

I, the copyright holder of this work, hereby publish it under the following license:

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.

	This file is licensed under the Creative Commons Attribution-Share Alike 3.0 Unported license.

	You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work 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. share alike – If you remix, transform, or build upon the material, you must distribute your contributions under the same or compatible license as the original.
	This licensing tag was added to this file as part of the GFDL licensing update.CC BY-SA 3.0truetrue