Journal
JOURNAL OF VISION
Volume 2, Issue 5, Pages 404-U1Publisher
ASSOC RESEARCH VISION OPHTHALMOLOGY INC
DOI: 10.1167/2.5.4
Keywords
Stiles-Crawford effect; adaptive optics; photoreceptor disarray
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Funding
- National Science Foundation Science and Technology Center for Adaptive Optics, managed by the University of California at Santa Cruz [AST-9876783]
- National Institute of Health [EY01319, EY04367]
- NATIONAL EYE INSTITUTE [P30EY001319, R01EY004367] Funding Source: NIH RePORTER
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The tuning properties of the ensemble of cone photoreceptors is due to the tuning properties of individual cones convolved with the disarray in pointing direction between the cones. We used direct imaging with the Rochester adaptive optics ophthalmoscope to directly image these properties in individual cones in living human eyes. We found that cone disarray is very small, accounting for less than 1% of the breadth of the tuning function of an ensemble of cones. The implication is that the optical fiber properties of an ensemble of cones mimic the tuning properties of a single cone.
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