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Cpl

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em1461 created the topic: Cpl

The fact that the concentration of cones is greatest at the fovea while the rods are distributed over the whole of the retina means that:

A) night vision is best achieved by lookig directly at the object
B) colour sensitivity is best away from the fovea
C) at night the eye effectively has two blind spot
D) none of the above are correct
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DAH replied the topic: Cpl

I'd say none are correct.
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