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HolidayBuyer's Guide

iPhone microscope

Blood samples

Sugar crystal

Spectrometer

Pollen and plant stems

This iPhone microscope prototype costs roughly $30.
Caption by / Photo by S. Wachsmann-Hogiu, et al/UC Davis
The upper row shows images of blood samples taken with a traditional microscope. From left to right: normal, iron deficiency anemia, and sickle cell anemia. The bottom row shows the same samples imaged via the iPhone.
Caption by / Photo by S. Wachsmann-Hogiu, et al/UC Davis
Images of a sugar crystal taken through polarized light filters. Left: traditional microscope. Right: cell phone microscope.
Caption by / Photo by S. Wachsmann-Hogiu, et al/UC Davis
The spectrum of a fluorescent bulb taken by an iPhone spectrometer. While the iPhone is not as precise as the commercial unit, it accurately picks up the peaks in color intensity.
Caption by / Photo by S. Wachsmann-Hogiu, et al/UC Davis
Stained samples of pollen (left images) and plant stems (right two images). Top row: commercial microscope. Bottom row: cell phone microscope.
Caption by / Photo by S. Wachsmann-Hogiu, et al/UC Davis
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