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<http://schema.org/text>
"A reasonable lower bound for the number of photons of visible light in 0.<a href='https://kshow123tv.com/qa/quick-answer-what-color-light-are-our-eyes-most-sensitive-to.html#qa-how-many-lumens-can-the-human-eye-detect'>read</a>"
<https://kshow123tv.com/qa/quick-answer-what-color-light-are-our-eyes-most-sensitive-to.html>