Acro
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Text replacement - "devices" to "gadgets"
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Text replacement - "device " to "gadget "
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Text replacement - ". [[Categ" to ". ==References== {{Reflist}} [[Categ"
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added Category:Optical components using HotCat
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Created page with "A parallax barrier is a device placed in front of a display screen, typically in devices like 3D displays or autostereoscopic displays (glasses-free 3D displays)...."
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