Volume 2, Number 5, Article 4, Pages 404-412 doi:10.1167/2.5.4 http://journalofvision.org/2/5/4/ ISSN 1534-7362
Optical fiber properties of individual human cones
Austin Roorda
University of Houston College of Optometry, Houston, TX, USA
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David R. Williams
Center for Visual Science, University of Rochester, Rochester, NY, USA
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Abstract

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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History
Received April 16, 2002; published September 17, 2002
Citation
Roorda, A., & Williams, D. R. (2002). Optical fiber properties of individual human cones. Journal of Vision, 2(5):4, 404-412, http://journalofvision.org/2/5/4/, doi:10.1167/2.5.4.
Keywords
Stiles-Crawford effect, adaptive optics, photoreceptor disarray
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