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Thread: VISION THREAD (other than colour vision) 2
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Old 2nd July 2013 | 22:31
  #124 (permalink)  
Rebecca Jayne
 
Joined: Jun 2010
Posts: 3
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From: UK
Is it correct that your refractive error is your Sph + (Cyl/2) ? For example: Sph: +3.00 Cyl: -5.25 = (+3.00) + (-2.65) = +0.375?

Just trying to get my head around all this number crunching.
Last edited by Rebecca Jayne; 3rd July 2013 at 12:32.
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