Apple Applies for Sensor Cover Alignment Patent
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Apple PCT application WO2013/184414 "Cover for Image Sensor Assembly with Light Absorbing Layer and Alignment Features" by Terence Tam and Jeffrey Gleason proposes package cover where "the light absorbing layer 124 includes one or more openings 126 that provide a line-of-sight view 128 of two opposing corners of the image sensor die 110 to facilitate placing the cover 120 over the upper surface 108 of the package 102 in registry with the image sensor array 112."
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