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File:Lead shielding.jpg

Summary

Lead bricks being used to shield a radioactive sample (Cs-137). Taken by L. Chang, 3-17-2004.

Public domain This work has been released into the public domain by its author, Changlc. This applies worldwide.
In some countries this may not be legally possible; if so:
Changlc grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
The following pages on Schools Wikipedia link to this image (list may be incomplete):

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 Hewlett-Packard Company
Camera model HP PhotoSmart 315
Exposure time 221/2,500 sec (0.0884)
F-number f/2.8
Date and time of data generation 18:15, 17 February 2004
Lens focal length 5.88 mm
Orientation Normal
Horizontal resolution 72 dpi
Vertical resolution 72 dpi
Software used QuickTime 6.5.2
File change date and time 03:03, 24 December 2004
Y and C positioning Centered
Exif version 2.2
Date and time of digitizing 18:15, 17 February 2004
Image compression mode 3
Exposure bias 0
Maximum land aperture 3 APEX (f/2.83)
Subject distance 0.484 meters
Metering mode Pattern
Flash Flash did not fire
Colour space sRGB

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