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US 2002/0120181 A1Published application
Endoscope with LED illumination
AssigneeKarl Storz GmbH & Co. KG
InventorKlaus M. Irion
Life of this patent
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Abstract
An endoscope comprising a shaft comprises an imaging system arranged in the shaft and an illuminating system which allows light emitted by a light source to emerge at the distal end of shaft, wherein the light source comprises at least one light emitting diode. The light source comprises at least two light emitting diodes which emit light in different spectral ranges, and the light of the at least two light emitting diodes emerges spectrally additively mixed from the illuminating system.
Claims20
An endoscope, comprising:
- a shaft having a distal end and a proximal end;
- an imaging system arranged in said shaft;
- a light source;
- an illuminating system allowing light emitted by said light source to emerge at said distal end of said shaft,
- wherein said light source comprises at least two light emitting diodes which emit light in different spectral ranges, and wherein said light of said at least two light emitting diodes emerges spectrally additively mixed from said illuminating system.
2 more elements
Dependencies are inferred from the claim text.