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Public domain works must be out of copyright in both the United States and in the source country of the work in order to be hosted on the
Commons. If the work is not a U.S. work, the file
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185:, where 25 centimeter is the near limit of the normal eye. When the virtual image is not at infinity but at the near point, the angular magnification is
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I, the copyright holder of this work, release this work into the
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