Narrated by Elton John. Originally produced in 2016 Widescreen. Bonus features: trailer.
Summary:
Sight is arguably the most important sense. It translates light using photons into electrical pulses and travels into the visual cortex of the brains. This one-hour documentary looks at the science, medicine, and technology of vision and the individuals who are battling blindness disorders.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.