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. 2011 Mar 2;6(3):e17150. doi: 10.1371/journal.pone.0017150

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Smith et al.

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Trace of rays through a system composed of an 800 micron aperture, 1 mm ball lens, plastic biconvex lens, and CMOS sensor. Dimensions of plastic lens and sensor correspond to those in the iPhone 2G.

Inline graphic — Trace of rays through a system composed of an 800 micron aperture, 1 mm ball lens, plastic biconvex lens, and CMOS sensor. Dimensions of plastic lens and sensor correspond to those in the iPhone 2G.