Different Laser Applications (Spying and such!)

[Raw1988]

I've been doing some research just to get a better understanding of my new hobby and came across some interesting stuff.

Some spying applications where sound vibrations are being 'conducted' through a laser beam after being bounced off a refracted surface. Very cool!
Heres a sample:
http://www.youtube.com/watch?v=1MrudVza6mo


Also a TED's talk about a homemade laser powered fly zapper :crackup:

http://www.youtube.com/watch?v=OM6E3f2lT14

More on laser tracking...

http://www.youtube.com/watch?v=fwyMuwNYKvI

Just food for thought guys!

 

[Raw1988]

No one thinks thats cool?