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EOG_slides_week7

EOG_slides_week7 - • Correlate the reading speed to the...

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Electrooculography (EOG) Ocular Fixations
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Electrooculogram is a recording of changes in voltage that occur with eye position. The eye acts as a spherical “battery”, with the positive terminal at the cornea and the negative terminal at the retina. Difference between cornea and retina potential is between 0.4-1mV. By placing elctrodes on either ends, it is possible to measure angles up to ± 70 o . [Biopac student lesson10]
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