Question: (a) From Sections 22-3, 24-4, and 27-3, estimate the minimum energy (eV) that initiates the chemical process on the retina responsible for vision. (b) Estimate

(a) From Sections 22-3, 24-4, and 27-3, estimate the minimum energy (eV) that initiates the chemical process on the retina responsible for vision.
(b) Estimate the threshold photon energy above which the eye registers no sensation of sight.

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