2. A small drop of water. I use water from the aeroponic tank.
![](http://139.162.84.35/wp-content/uploads/2011/11/1E16A40A-5463-40C5-9F60-04D2C7401F443.jpg)
![](http://139.162.84.35/wp-content/uploads/2011/11/3BA57AF7-6E1E-4AC8-AC9A-EEED098FCD0E4.jpg)
3. Aim the laser right through the droplet. Wear dark glasses while aiming and focusing. Even the reflection from this powerful laser can be dangerous!
![](http://139.162.84.35/wp-content/uploads/2011/11/404205B3-CC2D-4AEB-9749-488F73F612685.jpg)
4. Awesome laser show with live microbes swimming inside that you can watch for hours!!!
![](http://139.162.84.35/wp-content/uploads/2011/11/38219B47-F35E-49F6-B57E-32A368C9B34E8.jpg)
![](http://139.162.84.35/wp-content/uploads/2011/11/292C6F4C-C44E-407F-94BD-B8D35B5193837.jpg)
– Posted using BlogPress from my iPhone
Location:Xuanhua Rd,Shanghai,China
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We were doing the same stuff in our brmlab hackerspace – https://picasaweb.google.com/petr.baudis/LaserMicroscope – you seem to have nicer results, though 🙂
Yours has some pretty interesting microbes.