because there are more rods than cones in this region
yes mostly feelings/sensations of the sexual nature
When the light actually reaches the retina the image is blurred (except when looking at close objects when the image is focused on the retina and looks clear. The condition is known as short-sightedness.
true and true
The sensations experienced in dreams, such as visual images, smells, sounds and tastes, come directly from the unconscious mind which draws on remembered experiences of those sensations. Sometimes a factor in the sleeper's environment might trigger a sensation in a dream; for example, food being cooked in a nearby kitchen can cause a sleeper to dream about breakfast. But such triggers are not necessary. The sleeping mind is fully capable of creating dreams filled with convincing sensations.
Quality sometimes loses out to quantity.
Nearsightedness known as myopia is when images at a distance are blurred because the image is focused in front of the retina. this cause by the eye being to long. IT can be corrected by concave lens of a suitable focal length.Farsightedness known as hyperopia is when images that are near (such as when your reading) are blurred because then image is focused behind the retina. this is caused by the eye being to short or the cornea is to flat.It is corrected by a convex lens of a suitable focal length.
After Images
It is spelled video (visual images, or a presentation using images).
A visual image is something you can see. These visual images are usually used to help a person understand something.
the encoding of picture images.
GUI
Formation of multiple images on the Translucent screen and hence a blurred images due to overlapping of such images on the screen.