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a) Photo of a 1951 USAF resolution target and expanded view of the smallest discernible section. The visible lines in the second element of the seventh group suggests a resolution limit around 3.5 μm. b) Comparative photos of 100 μm wide pillars imaged using the Arduino (top) and benchtop microscope with a 10x objective (bottom). Scale bar is 100 μm. c) Image taken of a C. elegans in the rotation device using the Arduino microscope.
