题目内容
(请给出正确答案)
[单选题]
RGP镜片基弧为7.60mm,屈光度为-4.00D,荧光素配适显示中央积聚,不改变镜片的直径,应选择基弧和屈光度为()。
A.7.7,-4.00D
B.7.5,-4.00D
C.7.7,-3.50D
D.7.5,-3.50D
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A.7.7,-4.00D
B.7.5,-4.00D
C.7.7,-3.50D
D.7.5,-3.50D
A.9.00mm
B.9.20mm
C.9.30mm
D.9.40mm
A.7.60mm
B.7.70mm
C.7.80mm
D.7.90mm
A.-4.00D
B.-4.75D
C.-6.25D
D.-7.00D
A.6.80mm
B.7.10mm
C.8.00mm
D.8.40mm
A.7.65mm
B.7.80mm
C.7.90mm
D.8.00mm
A.-5.00DS
B.-4.74DS/-0.75DC×180
C.-4.50DS
D.-4.75DS