Description:  This spiral lightwave was made by combining corkscrew-shaped and a conical lightwaves. It could be used to control tiny particles in optical traps.
Source:  Risø National Laboratory
Story:  Spiral laser beam demoed
TRN April 20/27, 2005
TRN Categories:  Optical Computing, Optoelectronics and Photonics
Form:  Still

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