liquid camera lenses
Thursday, October 2nd, 2008using sound to manipulate low-cost LIQUID LENSES could improve the smaller cameras built into mobile phones.
Liquid lenses, composed of a single droplet of water, are tipped to become more popular with manufacturers because surface tention makes the drops almost perfectly spherical.

taking many photos and using only the sharp ones, can good snaps produced by a liquid lens vibrated by sound waves
