Difference between revisions of Close-up
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When doing close up work, wear your [[differentials]] and follow the [[3 hour rule]] or the [[20-20-20 rule]]. | When doing close up work, wear your [[differentials]] and follow the [[3 hour rule]] or the [[20-20-20 rule]]. | ||
==Videos== | |||
{{#ev:youtube|E_STOn8NjzM}} | {{#ev:youtube|E_STOn8NjzM}} | ||
Revision as of 14:34, 9 September 2021
Close up work is doing any vision task at arm's length or less for an extended period of time. This includes reading, phone time, computers, needlework, and many others.
When doing close up work, wear your differentials and follow the 3 hour rule or the 20-20-20 rule.