Light pipe illumination system and method
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United States of America Patent
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May 3, 2016
Issued Date -
N/A
app pub date -
Jun 27, 2014
filing date -
Oct 24, 2003
priority date (Note) -
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Abstract
Systems and methods provide for illuminating a subject using a light pipe that transmits light from a source. A method includes providing a light pipe, the light pipe defining an inner lumen through which the image sensor views the subject; providing a light source in alignment with a proximal portion of the light pipe; and using the light source, projecting a light into the light pipe and through the light pipe, the light pipe including a distal portion for providing a high-angle bright field illumination pattern on the subject with a first portion of the light and for reflecting a second portion of the light for providing a low-angle dark field illumination pattern on the subject.
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