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May19-10, 06:08 PM
PF Gold
P: 3,103
Quote Quote by russ_watters View Post
Here is the Wereley's 1998 patent on the subject:
Here is Wereley's 2006 patent on the subject:
From the 2006 patent:
(b) applying a short pulse of light through an objective lens to the fluid body so as to broadly illuminate the fluid body, and then repeating the application of the light pulse after a known time delay;
So the patented method is not applicable, as it requires active controlled illumination.