Can you elaborate on the finger trick? I can still only focus outward (aka blurr... | Hacker News

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		chenglou on March 7, 2016 \| parent \| context \| favorite \| on: Children who see clearly underwater Can you elaborate on the finger trick? I can still only focus outward (aka blurring, if that's what you mean)

Coding_Cat on March 7, 2016 [–]

I can bring my finger into focus, drawing my focal point in front of the screen, and if then remove my finger I can hold that focus (with about a 50% success rate). Perhaps that is cheating a little ;).

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