| 摘要 |
A laser oscillation apparatus, comprising a laser beam emitting unit for emitting an excitation light, an optical resonance unit at least having a laser crystal and an output mirror, a plurality of optical fibers for guiding the laser beam from the laser beam emitting unit to the optical resonance unit, and a driving means for driving the laser beam emitting unit, wherein the laser beam emitting unit has a plurality of light emitting sources on a straight line, the plurality of optical fibers are arranged and held in such manner that end surfaces of the optical fibers face the plurality of light emitting sources respectively and the plurality of optical fibers makes up a fiber array unit, wherein the fiber array unit is adjustably held between a pair of wedge-shaped holders each having a cross-section in triangular form.
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