(来学网)距离受检眼80cm处行检影法验光,当用-2.00DS测得中和点时,此眼屈光度为
  • A.
    (来学网)-1.25DS
  • B.
    (来学网)-2.50DS
  • C.
    (来学网)-2.75DS
  • D.
    (来学网)-3.00DS
  • E.
    (来学网)-3.25DS