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US 8,558,788 B2Granted
Diffusing light of a laser
AssigneeHewlett-Packard Development Company, L.P.
InventorsSagi Varghese Mathai, Min Hu, Huel Pel Kuo
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Abstract
Embodiments disclosed herein relate to diffusing light of a multi-mode laser. In one embodiment, the multi-mode laser projects a plurality of modes of light and a diffuser reflects the plurality of modes of light to output a single lobe of light.
Claims16
A diffusing device, comprising:
- a multi-mode laser to emit a plurality of modes of light;
- and
- a diffuser to include an optical fiber having first and second ends, the plurality of modes of light to enter through the first end, wherein
- the plurality of modes of light are to reflect within the diffuser, and
- the reflected modes of light are to scramble into a single lobe of light after exiting the second end.
2 more elements
A method for diffusing, comprising:
- projecting a plurality of modes of light from a multi-mode laser;
- reflecting the plurality of modes of light within an optical fiber included in a diffuser;
- and
- outputting the reflected modes of light as a single lobe of light having a homogeneous distribution of light.
1 more element
Dependencies are inferred from the claim text.