略語大辞典 [L] 31 SFUR self-filtering unstable resonator 自己フィルター不安定共振器. レーザー共振器.self-filtering unstable resonator; a negative-branch unstable resonator used in lasers to ensure the output radiation divergence close to the diffraction limit; e.g. by Quanta System in Milan, (Italy); [L:Opt]. 丸善「略語大辞典」JLogosID : 11859357