The human eye can just detect green light of wavelength 500. nm, which arrives at the retina at the rate of 2 × 10^-18 W. How many photons arrive each second?

Name: The human eye can just detect green light of wavelength 500. nm, which arrives at the retina at the rate of 2 × 10 -18 W. How many photons arrive each second?
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The Answer of The human eye can just detect green light of wavelength 500. nm, which arrives at the retina at the rate of 2 × 10^-18 W. How many photons arrive each second?

The Human Eye Can Just Detect Green Light of Wavelength