略語大辞典 [L] 30 PCR polarization-closed resonator (固体レーザー用の)閉偏光共振器.polarization-closed resonator; used in a solid state laser to minimize the thermal birefringence effect, induced in the active element, on the output characteristics generating single pulses of linearly polarized radiation at a high r 丸善「略語大辞典」JLogosID : 11855141