Half mirror and image display apparatus
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United States of America Patent
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Aug 25, 2015
Grant Date -
May 30, 2013
app pub date -
Nov 20, 2012
filing date -
Nov 24, 2011
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Abstract
There is provided an image display apparatus which enables an image displayed on a display device to be viewed through a half mirror. The half mirror includes two translucent resin substrates formed from resin, a metallic film composed Ag and disposed between the resin substrates, and dielectric films disposed between the metallic film and the resin substrates, respectively. Each of the dielectric films includes an SiO2 layer provided on the corresponding one of the substrates, an Al2O3 layer provided on the SiO2 layer, and a ZrO2 layer provided on the Al2O3 layer.
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