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EYE DISEASES
EYE DISEASES
Posted in: 02/22/2009 at 16:18 |
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Higher- Order Aberration
Higher-order aberrations or HOAs are more complex vision errors than lower-order aberrations, which have more familiar names such as nearsightedness, farsightedness and astigmatism.
Posted in: 02/22/2009 at 16:07 |
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Presbyopia
The eye's lens stiffens with age, so it is less able to focus when you view something up close. The result is blurred near vision.
Posted in: 02/22/2009 at 15:51 |
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Hyperopia (Farsightedness)
Hyperopia, or farsightedness, is a common vision problem, affecting about a fourth of the population.
Posted in: 02/22/2009 at 15:45 |
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Double Vision or Ghost Images
If you start seeing double images when your eyes normally work well together, you should usually take this development seriously
Posted in: 02/22/2009 at 15:39 |
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Myopia (Nearsightedness)
Nearsightedness, or myopia, as it is medically termed, is a vision condition in which close objects are seen clearly, but objects farther away appear blurred.
Posted in: 02/22/2009 at 15:21 |
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Astigmatismo
L'astigmatismo e' il piu' comune problema visivo, ma la maggior parte delle persone non sa cos'e'.
Posted in: 02/22/2009 at 14:58 |
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The Metals
There are several metals used in the construction of spectacle frames ...
Posted in: 01/14/2009 at 01:46 |
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Plastics
The materials that are used to produce the frames of eyeglasses and sunglasses ..
Posted in: 10/10/2008 at 19:48 |
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Sunglasses
Una lente è realmente protettiva quando assorbe le radiazioni UVA e UVB.
Nella foto un modello Yves Saint Laurent
Posted in: 07/06/2008 at 06:10 |
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How The Solar Spectrum is composed
On Otticalook.com we sell sunglasses so we want to give you some information on the sun-protective lens.
Posted in: 05/18/2008 at 21:03 |
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Galileo eyeglasses
It was Galileo Galilei refinement of a toy for which the Dutch occhialaio Hans Lipperhey had asked for a patent in 1608.
Posted in: 05/14/2008 at 01:12 |
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Eyeglasses in XVII XVIII century
Le stampe del XVII e XVIII secolo mostrano come gli occhiali venivano indossati liberamente appoggiati solo sulla radice nasale e comparivano i primi occhiali con stanghette.
Posted in: 05/14/2008 at 00:59 |
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Eyeglasses in the History
Burning on ' "Art enlarge things"
Posted in: 05/14/2008 at 00:41 |
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History of glasses Part II
In 1305 in a sermon by rivalto Jordan said: "... It is not yet twenty years that was the art of making glasses that they show good, which is one of the best arts and more necessary that 'the world has ... "
Posted in: 05/07/2008 at 08:03 |
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History of glasses Part I
In this chapter we will speak diel historical period in which purports to be born glasses
Posted in: 05/07/2008 at 07:35 |