Figure 4 (IMAGE)

Columbia University School of Engineering and Applied Science

Figure 4

Caption

A visible-spectrum phase modulator (the ring at the center of a radius of 10 microns) is much smaller than a grain of pollen of the morning glory.

Credit

Heqing Huang and Cheng-Chia Tsai/Columbia Engineering

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Please credit as: Heqing Huang and Cheng-Chia Tsai/Columbia Engineering

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