OPTICAL APPARATUS COMPRISING A PUMP-LIGHT-GUIDING FIBER
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United States of America Patent
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Issued Date -
Nov 19, 2009
app pub date -
Jul 2, 2007
filing date -
Jul 5, 2006
priority date (Note) -
Abandoned
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Abstract
Optical apparatus including a pump-guiding fiber (30) including a fiber cladding (31), a fiber core (32) and an attachment section (33), the attachment section (33) including a straight core section (34) and a tapered core section (35), the pump-guiding fiber (30) being optically attached at one end thereof to a pump source (29) and an opposite end of the pump-guiding fiber (30) being attached to an inner clad (42) of a receiving fiber (40) through an attachment section (50), the attachment section (50) including both the straight core section (34) and the tapered core section (35) of the pump-guiding fiber (30), characterized in that both the straight core section (34) and the tapered core section (35) of the pump-guiding fiber (30) are attached to the receiving fiber (40) with an intermediate sol-gel material (51).
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