How Does 3D Work?
3D is back! This is not your father’s 3D. This is a technologically advanced 3D that once you see it you WILL want to see more! It seems like everywhere we look 3D movies, TV shows in 3D, even 3d Wallpaper for Mac!
But, there are as many questions as there are 3D applications . How does 3D work? What makes it different from 3D that came out before? What are all those different glasses? Can I watch 3D without glasses?
First, a little history. The first 3D started millions of years ago with man. Yes, we all see things in 3D . All humans have binocular vision. What that means is that we have two eyes separated by a space of 2-3 inches . This enables us to perceive depth and see the world in 3D . This cessation causes apiece eye to see the humankind from a slightly contrary appearance. The brainpower combines these two images into one. It comprehends the spatial differences and uses them to specify interval. This is how we comprehend depth and size.
A simple way to understand this principle is to hold your thumb up at arms length and cover one eye with your hand . Then try putting your hand over the other eye . As you switch between open eyes you should see your thumb “jumping” back and forth against the background .
The first time animated 3D wallpaper was created it used the traditional red and blue glasses. This is called anaglyph and is very cheap in both cost and performance. Fortuitously, with the wave of profession progress we jazz more outgo shipway of displaying 3D media.
3D screens with no glasses is here today. There are incompatible construction that the 3D obstruct profession is stacked. One way is using multiple screen layers like the polarized glasses mentioned above, which is expensive but you do not need specialized glasses to view the 3D on Free Animated Wallpapers.
July 26, 2011
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Posted by Jam Man
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