14.散光鏡片度數的記載+2.0D sphere with cylinder -3.0D axis 90°與下列何者是相當的?
(A)-2.0D sphere with cylinder+3.0D axis 180°
(B)-2.0D sphere with cylinder -3.0D axis 90°
(C)-1.0D sphere with cylinder+3.0D axis 180°
(D)-1.0D sphere with cylinder+3.0D axis 90°

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統計: A(54), B(23), C(153), D(17), E(0) #1740455

詳解 (共 3 筆)

#2631257
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散光鏡片度數轉換的概念,稱為 交叉柱鏡轉...
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#6035556
【98-2六15】
考古題復活
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S C A=S+C –C A+90

65ddfb234b94c.jpg

S

C

A

+2

-3

90

S+C

–C

A+90

+2+(-3)=-1

-(-3)

90+90=180

https://www.youtube.com/watch?v=LBoR3qipZj0
之後我又再看了這兩個影片
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延伸
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