Prescription Analysis第 32 / 100 题
Transpose the Rx: -3.00 +2.00 x 045 into minus-cylinder form.
a.-3.00 -2.00 x 045
b.-5.00 +2.00 x 135
c.-1.00 -2.00 x 135
d.-1.00 +2.00 x 045
解析
New sphere = -3.00 + 2.00 = -1.00; change cylinder sign to -2.00; rotate axis 90 degrees (045 to 135). Result: -1.00 -2.00 x 135.
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