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US 2011/0034973 A1Published application
Medical Laser Apparatus with Output Beam Homogenizer
AssigneeBWT Property, Inc.
InventorSean Xiaolu Wang
Life of this patent
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Abstract
A medical laser apparatus with a beam homogenizer for producing a uniform output beam profile. The beam homogenizer comprises a light pipe which expands the laser beam and mixes the laser light through total internal reflection as well as an optical diffuser to provide further control of the intensity distribution of the laser beam.
Claims6
A medical laser apparatus with a uniform output beam profile, the medical laser apparatus comprising:
- a laser light source for producing a laser beam;
- a light pipe positioned in a path of said laser beam for mixing light of said laser beam through total internal reflection and expanding said laser beam to produce an expanded laser beam;
- and
- an optical diffuser for homogenizing said expanded laser beam to produce an output beam with uniform intensity distribution.
1 more element
Dependencies are inferred from the claim text.