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Blood flow observed by time-varying laser speckle

Hitoshi Fujii, Toshimitsu Asakura, Kunihiko Nohira, Yoshihisa Shintomi, and Takehiko Ohura

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Abstract

The temporal statistics of laser speckle from vascular tissues on skin surface have been measured. Based on a temporal spectral analysis of the speckle signal, a new method of monitoring skin blood flow is proposed.

© 1985 Optical Society of America

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