• 2022-06-29
    一目标经红外成像系统成像后供人眼观察,在某一特征频率时,目标对比度为[tex=1.286x1.286]wtUVEPZ6vU0HcZ+rF707wQ==[/tex],大气的[tex=2.214x1.0]EULdNxvOyC1GLSmVyFg5DA==[/tex] 为[tex=1.286x1.0]+PyXecaPUSLmMbQ/gweRQA==[/tex],探测器的[tex=2.214x1.0]EULdNxvOyC1GLSmVyFg5DA==[/tex]为[tex=1.286x1.286]wtUVEPZ6vU0HcZ+rF707wQ==[/tex],电路的[tex=2.214x1.0]EULdNxvOyC1GLSmVyFg5DA==[/tex]为[tex=1.786x1.286]/Lc0uuC5Qmx5NZYhQiZxiQ==[/tex],[tex=2.071x1.0]IFs9rH4dt1QqssPfVIQOIQ==[/tex]的[tex=2.214x1.0]EULdNxvOyC1GLSmVyFg5DA==[/tex]为[tex=1.286x1.286]wtUVEPZ6vU0HcZ+rF707wQ==[/tex],则在这一特征频率下,光学系统的[tex=2.214x1.0]EULdNxvOyC1GLSmVyFg5DA==[/tex]至少要多大?
  • 举一反三