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<img style="float:right;margin:10px;" src="https://i.publiclab.org/system/images/photos/000/001/334/medium/smartphone-spec-overview.png" />

###List of parts

* 3 injection molded plastic (ABS) parts
* 2 short screws
* 2 long screws
* black paper liner
* diffraction grating
* protective film
* precision printed slit
* jewelers screwdriver

###Instructions

1. Carefully pull out the grating without getting dust or fingerprints on it, and lay it ...
2. Place the double-sided tape on the interior of the molded plastic parts as shown
3. 
4. 

<img style="float:right;margin:10px;" src="https://i.publiclab.org/system/images/photos/000/001/331/medium/liner-taping.png" />


![IMG_20130827_164804.jpg](https://i.publiclab.org/system/images/photos/000/001/330/medium/IMG_20130827_164804.jpg)

<b>Sketchup model:</b> <a href="https://i.publiclab.org/system/images/photos/000/001/335/original/smartphone-spec-overview.skp"><i class="icon icon-file"></i> smartphone-spec-overview.skp</a>