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Thread: What do the numbers mean?

  1. #1
    Keego Glasses is offline Junior Member
    Join Date
    Apr 2009
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    13

    Default What do the numbers mean?

    My scrip for the note section reads as folows: PD: DRT:67 NCOR:63
    What do the numbers mean?

  2. #2
    Calamine glasses is offline Junior Member
    Join Date
    May 2009
    Posts
    23

    Default

    I think 67 should be the PD value for your distance eyeglasses and 63 is the PD value for your near reading eyeglasses.

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