Astigmatism
2. The Importance of Palming
![](http://www.weebly.com/weebly/images/file_icons/pdf.png)
palming_for_inner_light-outersight_.pdf |
1. How to Use Pinhole Glasses Sheet
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Youtube Video:
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2. VIDEO: What you need to know about Astigmatism
6 minutes 30 sec. |