CAJ | 학술논문

大功率窄脉冲半导体激光器主要光电性能参数为:输出峰值光功率、阈值电流、正向电压、上升时间、峰值波长、光谱半宽、半强度角.根据激光制导系统对大功率窄脉冲激光器参数的特殊测试要求,研制一种大功率窄脉冲激光器测试平台,将小型化大功率激励器功放模块、大范围可调DC-DC模块、信号源板、激光器座、光学准直镜集成在一个平台上,与峰值功率计、光谱仪、CCD摄像机等仪器配合,可测出大功率窄脉冲激光器的峰值功率、峰值波长及波长随温度变化的漂移特性、发光芯均匀性等参数.介绍了大功率窄脉冲激光器测试台的特点,并对测试结果作了论述.
대공솔착맥충반도체격광기주요광전성능삼수위:수출봉치광공솔、역치전류、정향전압、상승시간、봉치파장、광보반관、반강도각.근거격광제도계통대대공솔착맥충격광기삼수적특수측시요구,연제일충대공솔착맥충격광기측시평태,장소형화대공솔격려기공방모괴、대범위가조DC-DC모괴、신호원판、격광기좌、광학준직경집성재일개평태상,여봉치공솔계、광보의、CCD섭상궤등의기배합,가측출대공솔착맥충격광기적봉치공솔、봉치파장급파장수온도변화적표이특성、발광심균균성등삼수.개소료대공솔착맥충격광기측시태적특점,병대측시결과작료논술.
According to the special test request of the laser guidance system for the high power narrow pulse semiconductor lasers, a test setup for testing peak optical power output, threshold current, forward voltage, rise time, peak wavelength and spectrum width of the high power narrow pulse semiconductor lasers was developed. The setup consists of the miniaturization power-amplification module of high-power actuator, large-scale adjustable DC-DC module, signal generator, collimating mirror, laser peak power meter, laser spectrum analyzer and CCD pickup camera. The peak power of emission, peak wavelength of emission, wavelength drift characteristic with temperature and luminous core uniformity of high power narrow pulse semiconductor lasers can be tested. The features of the test setup are presented and the test results are elaborated.