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About 30 to 40 milliseconds
- The artificial eyeball registers changes in lighting faster than human eyes can — within about 30 to 40 milliseconds, rather than 40 to 150 milliseconds.
www.sciencenews.org/article/new-artificial-eye-mimics-may-outperform-human-eyes
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- Overview
- 00:45 Biomimetic eye
- 09:27 Research Highlights
- 11:36 Early disk-galaxy
- 17:47 Pick of the Briefing
- Related Articles
This week, crafting an artificial eye with the benefits of a human's, and understanding how disk-galaxies formed by peering back in time. Your browser does not support the audio element.
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In this episode:
Researchers fabricate an artificial eye complete with a human-like retina. Research Article: Gu et al.; News and Views: Artificial eye boosted by hemispherical retina
Dazzling elephant seals to avoid predation, and helping blind people ‘see’ through brain stimulation. Research Highlight: Mighty seals humbled by prey that flickers and flashes; Research Highlight: Blind people ‘read’ letters traced on their brains with electricity
There’s an open question about how disk-galaxies form, but now new observations are pointing to an answer, from the very early Universe. Research Article: Neeleman et al.; News and Views: Galaxy disk observed to have formed shortly after the Big Bang
We pick our highlights from the Nature Briefing, including a HIV ‘vaccine’, and incredibly hardy bacteria. Science: Long-acting injectable drug prevents HIV infections; Quanta Magazine: Inside Deep Undersea Rocks, Life Thrives Without the Sun
Subscribe to Nature Briefing, an unmissable daily round-up of science news, opinion and analysis free in your inbox every weekday.
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doi: https://doi.org/10.1038/d41586-020-01527-x
•Read the paper: A biomimetic eye with a hemispherical perovskite nanowire array retina
•Read the paper: A cold, massive, rotating disk galaxy 1.5 billion years after the Big Bang
Sep 24, 2024 · A prosthetic eye, or ocular prosthesis, is a custom-made shell that looks like a natural eye. It fits over an implant placed in the eye socket. It’s recommended if an eye must be removed due to injury or disease. The two types of eye removal surgery are enucleation and evisceration.
However, it is important to understand that prosthetic eyes and shells do not move on their own, and eye movement may not be 100% restored. There are many factors that influence how an artificial eye can move, such as the type of surgical procedure you had.
Jun 13, 2023 · A prosthetic eye (aka an ocular prosthesis) is an artificial device that creates a natural appearance after the surgical removal of a damaged or diseased eye. It’s not actually an eye, so it won’t restore your vision, and—contrary to what most people think—only the visible portion is round.
- ProsA custom-made prosthetic eye can so accurately resemble a companion eye that it can be difficult for others to tell it’s artificial. Changes in...
- “Stock” or “ready-made” ocular prostheses are mass-produced. Since a stock eye is not made for any particular person, it has no uniqueness in fit o...
- There are two types of surgery to remove an eye.An evisceration removes the contents of the eye and the cornea (the clear, dome-shaped outer layer...
- Properly cleaned and maintained, your prosthesis can last for years. Your ocularist will provide complete instructions on the care and maintenance...
An ocular prosthesis, artificial eye or glass eye is a type of craniofacial prosthesis that replaces an absent natural eye following an enucleation, evisceration, or orbital exenteration. The prosthesis fits over an orbital implant and under the eyelids.
Nov 21, 2022 · You can prolong your artificial eye’s life by many years with regular care and cleaning. But how long you can wear your prosthetic without needing a replacement depends on how well you care for it and several other factors.
