Bursting bubble IV

This is the fourth one of the series.. I like the coloring of the soap bubble.. I'm not 100% sure but I believe the coloring of the bubble is dependent from its thickness..

 

Sony A550

Sony 100mm

ISO 800, F22, 5s

 

No sound / laser trigger involved..

 

Setup pic can be found here

Strobist: Two SB28 at 1/32 power with DIY flash snoot firing at white background

 

 

More images, howtos and the highspeed 101 can be found on my homepage

 

Done