题目内容
(请给出正确答案)
[单选题]
框架眼镜读数-4.00DS/-0.25DC×90,K读数43.50D@180;44.75D@90,这只眼睛有多少角膜散光( )
A.-1.25DC×90
B.-1.25DC×180
C.-1.25DC@90
D.-1.25DC@180
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A.-1.25DC×90
B.-1.25DC×180
C.-1.25DC@90
D.-1.25DC@180
A.<4.00D,不需要换算
B.4.00D~5.00D,换算差值为0.25D
C.5.25D~7.00D,换算差值为0.50D
D.6.25D~8.00D,换算差值为0.75D
A.A.因为戴镜验光度数比预期的负数大,所以试戴镜配适过陡
B.B.因为戴镜验光度数比预期的正数大,所以试戴镜配适过平
C.C.因为戴镜验光度数如预期,所以试戴配适匹配
A.-0.75DC×90
B.-1.00DC×90
C.-1.25DC×90
D.-0.25DC×85
A.-0.25DC×85
B.-0.25DC@175
C.-0.25DC×175
D.-0.50DC×90
A.-5.00DS
B.-3.50DS
C.-4.00DS
D.-4.50DS
A.-5.00DS
B.-3.50DS
C.-4.00DS
D.-4.50DS