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. Author manuscript; available in PMC: 2013 Jul 1.
Published in final edited form as: IEEE Rev Biomed Eng. 2013;6:29–46. doi: 10.1109/RBME.2012.2215847

Fig. 12.

Fig. 12

Photograph and schematic diagram of the lensless nematode shadow imager. Specimens are swimming within a 500 μm high chamber and are illuminated with an LED. The shadows of the objects are recorded using a CMOS image sensor attached to the bottom of the chamber. Reprinted from [64] with permission from Elsevier copyright (2005).