(来学网)人眼能分辨的模糊阈值是
  • A.
    (来学网)0.lmm
  • B.
    (来学网)0.2mm
  • C.
    (来学网)0.3mm
  • D.
    (来学网)0.15mm
  • E.
    (来学网)0.25mm
正确答案:
B
答案解析:
当半影模糊值=0.2mm时,人眼观察影像开始有模糊之感