LIEKKIâ„¢ YB600-20/1250 pages

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HIGH-POWER SEMICONDUCTOR LASERS AND FIBERS

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TM

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Large Mode Area Ytterbium Doped Fiber

LIEKKI >
TM Yb600-20/125 fibers are amplifier fibers with large core to cladding area ratio. The fibers have high photodarkening resistivity and a short application length. LIEKKI >
TM Yb600-20/125 fibers are currently only available as double cladding (Yb600-20/125DC) fibers. >

nnApplications Features Typical device specification

High peak power, moderate average power amplifiers High photodarkening resistivity Large core to cladding area ratio, short application length Marking Matching 6+1:1 pump to signal combiner is available LIEKKI >
TM Yb600-20/125DC Optical Peak cladding absorption at 976 nm (nominal) dB/m (14.6) Cladding absorption at 920 nm dB/m 3.4 0.7 Core numerical aperture 0.08 ѱ 0.01 Geometrical and mechanical Core diameter m 20 ձ 2 Core concentricity error m < 1.5 Cladding diameter յm 125 2 Cladding geometry Octagonal Coating diameter ѵm 245 15 Coating material Low index acrylate Cladding numerical aperture > 0.46 Proof test kpsi > 100 >
nLIGHT Corporation ѕ 5408 NE 88 th Street ? Vancouver, WA 98665 ? USA Tel. +1 360 566 4460 ? Fax. +1 360 546 1960 ? fibers@nlight.net ? www.nlight.net size="-1">

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