大孔径准直器（光束直径0.8-12 m... 天津峻烽光仪科技有限公司

p1Src=//y2.yzimgs.com/uploads/527385/20231027-13493186.jpg?watermark/2/text/5aSp5rSl5bO754O95YWJ5Luq56eR5oqA5pyJ6ZmQ5YWs5Y-4/font/5a6L5L2T/fontsize/750/fill/I0E3QTlBOA==/gravity/SouthEast"