Difference between revisions of Snellen chart
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==How to use a Snellen Chart with refraction== | ==How to use a Snellen Chart with refraction== | ||
{{main|Trial lens kit}} | {{main|Trial lens kit}} | ||
==Tools== | |||
*[https://www.provisu.ch/images/PDF/Snellenchart_en.pdf Printable Snellen] | |||
==References== | ==References== | ||