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Lela Mulvihill


08/21/2014

Confused

What is the power of this prescription at 90 degrees

-1.00 - 1.50 x 180
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Answers (1)

  • Victor Lee

    09/03/2014

    I don't quite understand your words.
    -1.00 - 1.50 x 180 is 100 degrees for distance, 150 degrees astigmia and 180 axis.
    90 degrees may be -0.9 for distance or 0.9 to see near.
Jumpto

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