The large aperture KDP electro-optical switch is a key unit for the new high-power laser multi-pass amplification system.
大口径KDP电光开关是新一代高功率激光器多程放大系统的关键部件。
Stray light generated in multi-pass amplification forms a lot of ghost images, which not only seriously influence the Laser beam quality and propagation p rope.
光学系统的杂散光极易在系统内形成多个鬼像 ，这不仅严重影响光束质量和传输特性 ，并可能对系统光学元件造成永久性损伤。
Based on the character of off-axis and multi-pass amplification systems, the possibilities are analyzed that some part of the line could form optical oscillator and occur self-excitation oscillation.
根据离轴多程放大系统的光路特点，对产生谐振腔最可能的光路部分进行了自激振荡形成条件的分析，根据分析结果并结合实际情况采取了一些抑制自激振荡的措施。
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