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Optics

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Eye Transmits to Brain at Ethernet Speed!

Using a retina plucked from the eye of guinea pigs as a model, scientists estimate that our eyes transmit visual information to our brains at about the same rate as an Ethernet connection.

The finding is detailed in the July issue of the journal Current Biology.
The researchers calculate that the 100,000 ganglion cells in a guinea pig retina transmit roughly 875,000 bits of information per second. The human retina contains about 10 times more ganglion cells than that of guinea pigs, so it would transmit data at roughly 10 million bits per second, the researchers estimate.

This is comparable to an Ethernet connection, which transmits information between computers at speeds of 10 million to 100 million bits per second.

'Jeepers, Creepers,
Where'd you get those peepers?
Jeepers, Creepers,
Where'd you get those eyes?'

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