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The idea of a fluid lens whose focal plane can be mechanically adjusted goes back at least to an 1866 patent awarded D. A. Woodward, a Baltimore inventor.
He suggested this was a "static and one-dimensional analysis", whereas Libya had to been seen through a multi-dimensional and fluid lens.
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Tiny, fluid lenses could react to various stimuli.
Fluid lenses, that is, that can change their shape, and thus their focus, through electronic commands.
Several international efforts are under way to adapt both fluid lenses and the Alvarez approach to the 1.3 billion people at the bottom of the economic pyramid that the World Health Organization estimates as having no access to eyeglasses.
We present an approach to an analysis of the third order chromatic aberrations of thin refractive fluid lenses with a variable focal length.
The researchers created an assortment of "fluidic machines" with this system, which include self-assembling fluid lenses and a rainbow droplet sorter that can arrange droplets according to their concentration.
Using two smart-fluid lenses in combination, it is possible to make a zoom lens.Varioptic recently announced that it has licensed its technology to Samsung of South Korea, for use in camera-phones, handheld computers and other devices.
However, two animal studies have revealed extra neuronal NAA synthesis.[8], [9] In the first study, NAA has been demonstrated in ocular fluid, the lens and retina of fish and mammals.[9] Despite a low micromolar serum concentration of NAA, high amounts of NAA and all components required for synthesis of NAA were present in the eye of these animals.
Cusco's tabletop contraption involved a fluid-filled lens that could be adjusted by pumping water in and out.
The flexible membranes for fluid controlled lenses were fabricated using polydimethylsiloxane polymer material, which has good optical transparency and elasticity.
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