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| Author | Subject: prism base direction |
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 Maureen
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prism base direction
Mar 02, 2005 17:29:48 what base direction of prism would you use for a right hypertropia? |
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palfi
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RE: prism base direction
Mar 02, 2005 18:42:53 the apex points to the deviation. so eye up - apex up = base down |
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Maureen
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RE: prism base direction
Mar 02, 2005 23:16:17 thanks palfi thats what i thought. usually think of it as putting base dirction the way i want the eye to move but i was starting to doubt myself. |
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palfi
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RE: prism base direction
Mar 03, 2005 21:59:25 :-) think of the prism like a little arrow |
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dburns
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RE: prism base direction
Mar 05, 2005 21:05:10 ... one that is going the wrong way??? |
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mrdougan
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RE: prism base direction
Mar 07, 2005 21:52:18 an arrow pointing in the diretion of eye's "mispositioning" |
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Homer
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RE: prism base direction
Mar 07, 2005 23:59:41 I always remember what prism direction by remembering Base In Suits Exo or BISEXual.
As you can imagine I still get a little confused at times but only when it comes to hypo/er deviations! ;-)
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