Optical Math第 93 / 100 题
Transpose -1.75 +1.25 x 060 to minus-cylinder form.
a.-1.75 -1.25 x 060
b.-3.00 -1.25 x 060
c.-0.50 -1.25 x 150
d.-0.50 +1.25 x 150
解析
New sphere = -1.75 + 1.25 = -0.50; change cylinder sign to -1.25; rotate axis 90 degrees (060 to 150). Result: -0.50 -1.25 x 150.
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