A quasi-three-level Yb-doped double-clad photonic crystal fiber laser at 980 nm pumped by 915 nm LD laser is reported.The photonic crystal fiber used in the experiment has a core diameter of 40 μm,inner clad of 200 μm,an absorption coefficient of about 9 dB/m at 980 nm.The fiber length is 45 cm.The 980 nm photonic crystal fiber laser of the double-ended output mode emitted 463.3 mW with a slope efficiency of 17.8%.In the single-end output experiment,an output power of 543 mW with a slope efficiency of 11.6% has been achieved.