HOMOGENIZING LIGHT SOURCES IN PHOTOPLETHYSMOGRAPHY
An embodiment of a light homogenizing apparatus having one or more emitters (110, 120) incident on a light mixing element. The emitters including at least one laser light source. The light mixing element comprising a diffuser (130) followed by an internally reflective light guide (160). This apparat...
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Format: | Patent |
Sprache: | eng ; fre ; ger |
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