(来学网)显微摄影中根据选定的物镜,聚光镜的孔径光阑调节收缩到物镜数值孔径的范围时,其曝光时间调节控制在()
  • A.
    (来学网)0.01~0.5s
  • B.
    (来学网)0.5~1.0s
  • C.
    (来学网)1.0~2.0s
  • D.
    (来学网)2.0~3.0s
  • E.
    (来学网)3.0~4.0s