Is the Inside of the Eye Filled with Oxygen or Something Else?

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Discussion Overview

The discussion centers on the composition of the inside of the eye, specifically whether it is filled with oxygen or other substances. Participants explore the nature of the fluids present in the eye, including the vitreous humor and aqueous humor, and their implications for light perception.

Discussion Character

  • Exploratory
  • Technical explanation
  • Conceptual clarification
  • Debate/contested

Main Points Raised

  • Some participants assert that the inside of the eye is filled with vitreous humor, a gel-like substance, rather than being empty or filled with oxygen.
  • One participant describes the eye as having two distinct fluid-filled compartments: the aqueous humor and the vitreous humor, noting their dynamic nature.
  • There are claims regarding the index of refraction of the vitreous humor being different from that of air, which affects the speed and wavelength of light within the eye.
  • Another participant challenges a misconception about light perception, stating that while the wavelength changes in different media, the frequency (and thus the perceived color) remains unchanged.

Areas of Agreement / Disagreement

Participants generally agree that the eye contains fluids, specifically vitreous humor and aqueous humor, but there are differing views on the implications of these fluids for light perception and the nature of light as it travels through them.

Contextual Notes

Some assumptions about the properties of light and perception are not fully resolved, and the discussion includes competing interpretations of how light behaves in different media.

jobyts
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Is the inside of the eye ball empty space? Or it is filled with oxygen?
 
Science news on Phys.org
It's filled with goo called vitreous humour (just a 16Century way of saying goo)
http://www.retinaaustralia.com.au/eye_anatomy.htm
 
Dagna-bit! mgb is too quick AGAIN!
 
The eye has two distinct fluid-filled compartments. The aqeuous humor exists between the cornea and lens, while the vitreous humor is between the lens and retina. They are not static bodies of fluid; each is produced, flow, and is resorbed.
 
Interestingly, the goo has an index of refraction that is different than that of air. Which means that the speed of light is different there. Which means that the wavelength of light is also different in there than it is in air. This means that what we perceive as green light wouldn't necessarily be green, or the same tint of green, if the goo was drained from the eyeball or replaced with another type of goo or matter.

In essence: The wavelength that is perceived by our retina is different than the wavelength that is traveling from the light source to our eye.
 
Dr Lots-o'watts said:
Interestingly, the goo has an index of refraction that is different than that of air. Which means that the speed of light is different there. Which means that the wavelength of light is also different in there than it is in air. This means that what we perceive as green light wouldn't necessarily be green, or the same tint of green, if the goo was drained from the eyeball or replaced with another type of goo or matter.

In essence: The wavelength that is perceived by our retina is different than the wavelength that is traveling from the light source to our eye.

That's a common misconception- although the wavelength (momentum) does change, the frequency (energy) does not. The color detected is based on energy, and hence is unchanged.
 

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