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  1. Describing Colors To Blind People

    Tommy Edison, The Blind Film Critic has been blind since birth.  In this sort video from his Youtube Film Channel, he discusses the concept of color to a person who has never before seen.  Tommy also has lots of additional videos that give some insight into how the blind navigate through life.  For those of [...]

    Dec 6, 2012 — Read more No Comments

  2. Was Van Gogh Colorblind?

    A friend of mine (and amazing landscape/nature photographer) Jim Goldstein sent me a Tweet and pointed out simmering new conjecture in the art community that Vincent Van Gogh might have been color blind, specifically a protanope.  I seem to remember some discussion of this years ago, particularly given that one can rather nicely simulate both protanopia [...]

    Aug 29, 2012 — Read more 19 Comments

  3. Your Central Visual Field by XKCD

    This little bit of visual comic brilliance comes to you by way of XKCD. Click here for the full size image from the XKCD website.  XKCD is one of my all time favorite websites with a new comic posted fairly routinely.  I’ve been following the author of XKCD, Randall Munroe since his very first postings [...]

    Jul 11, 2012 — Read more 2 Comments

  4. Vision Research EU 2012 Picture Competition Winners

    Vision Research EU has announced the winners of this years Picture Competition.  Winners come from around the world including amazingly beautiful images from Amanda Barber, Nicole Körber, Kasi Sandhanam, Kim Baxter, Mike Francke, Tobias Duncker, Young Joon Jo, Jyan L Crayton, Graham Cater and Reenu Varaiya.  Click the link and check them out.

    Jul 8, 2012 — Read more No Comments

  5. ARVO 2012 Snapshots

    Like we did last year, I’ve uploaded a bunch of snapshots from ARVO from around the meeting and from events in the evening including the Moran Eye Center social.  I’m out of town right now, so rather than resize all the photos and upload to Webvision, you can see all of them over on Jonesblog [...]

    Jun 18, 2012 — Read more No Comments

  6. Age-Related Changes In The Daily Rhythm of Photoreceptor Functioning And Circuitry In A Melatonin-Proficient Mouse Strain

    This is an interesting study in PLoS One examining the involvement of melatonin in the retina, particularly in the survival of retinal neurons through aging studies in CH3-f+/+ mice, a melatonin proficient mouse strain.  As expected, certain physiological measures (a and b waves) are lost during aging, and in particular, the daily circadian rhythms of those measures. [...]

    Jun 5, 2012 — Read more No Comments

  7. Lobster Eye Design Informs NASA X-Ray Detector

    In a classic case of biology informing other areas of science, we have NASA scientists at Goddard Space Flight Center, Scott Barthelmy, Gerry Skinner and Jordan Camp who have built a new X-Ray astronomy instrument inspired by the design of a lobster eye with long, compound ommatidium or eye-elements that capture light from a wide [...]

    May 30, 2012 — Read more No Comments

  8. Giant Squid Eyes

    A recent paper by Dan-Eric Nilsson, Eric J. Warrant, Sönke Johnsen, Roger Hanlon and Nadav Shashar reports on the eyes of some of the most mysterious of creatures, Architeuthis and Mesonychoteuthis, the giant and colossal deep sea squid respectively. We here at Webvision love all things retina and would deeply love to get our hands [...]

    Mar 26, 2012 — Read more No Comments

  9. Retinal Fundus Images, Ground Truth of Vascular Bifurcations and Crossovers

    The vasculature of the eye can provide amazing insight into systemic cardiovascular health.  For those studying the vasculature of the eye as an indicator of pathophysiological states, normative ground truth datasets become critically important.  Recently, George Azzopardi and Nicolai Petkov have made their annotated database of ground truth imagery of vascular bifurcations and crossovers in [...]

    Oct 20, 2011 — Read more No Comments

  10. Ophthalmologic Care In The 1800s

    CBS news has a post up with a collection of photographs from the 19th and 20th centuries of ophthalmologic care from the extensive and excellent archives of The Burns Archive, one of the largest collections of early medical photography in the world curated by Dr. Stanley B. Burns.  Note: some images are potentially disturbing.

    Jul 13, 2011 — Read more No Comments