File:Satsuma irises f&b.jpg

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

Description	English: Satsuma iris button (self-shanked), showing front and back
Date	7 March 2010
Source	Peach State Button Club http://www.buttoncountry.com/index.htm
Author	PSBC & Tyranny Sue

Licensing

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

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 attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work).
share alike – If you alter, transform, or build upon this work, you may distribute the resulting work only under the same or similar license to this one.

CC-BY-SA-3.0 truetrue

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

You may select the license of your choice.

File usage

The following pages on Schools Wikipedia link to this image (list may be incomplete):

Button

Metadata

This file contains additional information, probably added from the digital camera or scanner used to create or digitize it. If the file has been modified from its original state, some details may not fully reflect the modified file.

Camera manufacturer	Canon
Camera model	Canon PowerShot S70
Exposure time	1/8 sec (0.125)
F-number	f/8
Date and time of data generation	19:57, 27 October 2008
Lens focal length	5.8125 mm
Orientation	Normal
Horizontal resolution	180 dpi
Vertical resolution	180 dpi
File change date and time	19:57, 27 October 2008
Y and C positioning	Centered
Exposure Program	Not defined
Exif version	2.2
Date and time of digitizing	19:57, 27 October 2008
Image compression mode	5
Shutter speed	3
APEX aperture	6
APEX brightness	0
Exposure bias	0
Maximum land aperture	2.96875 APEX (f/2.8)
Subject distance	0 meters
Metering mode	Centre weighted average
Light source	Unknown
Flash	Flash did not fire, compulsory flash suppression
Colour space	sRGB
Focal plane X resolution	10,816.90141
Focal plane Y resolution	10,816.90141
Focal plane resolution unit	inches
Exposure index	0
Sensing method	One-chip colour area sensor

Did you know...?

SOS Children chose the best bits of Wikipedia to help you learn. SOS Children is an international children's charity, providing a good home and loving family to thousands of children who have lost their parents. We also work with communities to help vulnerable families stay together and raise children in the best possible environment. There are many ways to help with SOS Children's Villages.