Green lights

[wkcheah76]

:bsmilie:

 

[slacker123]

2 and 3 are nice! What's it by the way? laser experimentation in an engineering lab?

 

[wkcheah76]

2 and 3 are nice! What's it by the way? laser experimentation in an engineering lab?

#2 is diffracted argon laser on a surface.
#3 is basically liquid nitrogen poured over a argon laser beam, creating heavy scattering of lasers... ;p