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{{attachment:CellPhoneMicroscope8.jpg|CellPhoneMicroscope8|height="300"}} A laser pointer lens
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{{attachment:CellPhoneMicroscope9.jpg|CellPhoneMicroscope9|height="300"}} {{attachment:CellPhoneMagnifier0.jpg|CellPhoneMagnifier0|height="500"}}

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Cell Phone Microscope

A ~ 1mm diameter glass sphere works as a lens with focal length ~ 1 mm and projects an image from infinity into a cell phone camera with surprising results.

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A laser pointer lens

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None: Cell phone microscope (last edited 2017-10-28 14:59:17 by DuncanCarlsmith)